Join Dr Karl Kruszelnicki, Linda Marigliano and their scientific guests, with a bunch of curious triple j listeners for a weekly injection of science, myth-bashing and answers!
Breath work, species adaptations and peak solar energy
How realistic are shark attacks in movies? Why are there no monkeys in Australia? And how important are breathing exercises? Science communicators Zoe Kean and Ruben Meerman answer these questions and more on triple j Mornings with Lucy Smith.
10/24/2024 • 41 minutes, 9 seconds
Shark repellants, going grey and the sixth sense
Will humans ever evolve to be immune to cancer? How effective are shark bands for surfers? And are our dreams made of atoms? Science communicators Zoe Kean and Ruben Meerman answer these questions and more on triple j Mornings with Lucy Smith.
10/17/2024 • 41 minutes, 31 seconds
Shark repellants, going grey and the sixth sense
Will humans ever evolve to be immune to cancer? How effective are shark bands for surfers? And are our dreams made of atoms? Science communicators Zoe Kean and Ruben Meerman answer these questions and more on triple j Mornings with Lucy Smith.
10/17/2024 • 41 minutes, 31 seconds
Hurricane Milton, the shadow biosphere and preventing CTE
Why do some people have a higher caffeine tolerance? How common is shingles in people under the age of 30? And why don’t any mammals have green fur? Dr Karl answers these questions and more on triple j Mornings with Jordan Barr.
10/10/2024 • 40 minutes, 28 seconds
Moo Deng, koala contraception and de-extinction efforts
Do animals get jet lag? How do snakes dig holes if they have no arms? And what impact would the reintroduction of extinct animals have on existing species? Dr Karl and special guest Dr Marissa Parrott answer these questions and more on triple j Mornings with Lucy Smith.
10/3/2024 • 42 minutes, 17 seconds
Latchkey incontinence, sleep cycles and targeted pain relief
Why do I need to pee every time I get to my front door? How long could you survive in a car with just air conditioning? And does your sleep schedule matter as long as it's eight hours?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
9/26/2024 • 40 minutes, 6 seconds
Chemo curls, tinnitus and Bluetooth explained
Are electric vehicles still better for the environment if you charge them with a non-renewable energy source? What happens if you hold your urine for too long? And can you get the physical symptoms of anxiety without feeling anxious? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
9/19/2024 • 41 minutes, 21 seconds
Nocturnal teens, space hygiene and Chernobyl fungus
How much air pollution do space launches cause? Why don’t babies get bad breath in the morning? And is it true your immune system doesn’t know you have eyes? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
9/12/2024 • 39 minutes
Wind farms, hair growth and inherited fears
Why does my Bluetooth speaker glitch when I'm using the microwave? Can fears be genetically passed down? And will there be another major evolutionary period for humans?Dr Karl answers these questions and more on triple j Mornings with Bec Charlwood.
9/5/2024 • 37 minutes, 3 seconds
Spider silk, super human strength and wild winds
How small does an animal need to be to survive a great fall? Is it safe to reheat tea or coffee in the microwave? And how are magnets made? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
8/29/2024 • 40 minutes, 25 seconds
Fire ants, bees knees and metamorphic mush
Are we really eating spiders in our sleep? Do bees have knees? Why are cockroaches so resilient?Dr Karl, Dr. Robert Puckett and Jess Ward-Jones answer these questions and more on triple j Mornings with Lucy Smith.
8/22/2024 • 38 minutes, 2 seconds
AI consciousness, hugging trees and deep fakes
Can AI rewrite its own software? How much water would we need to take to the moon to make it inhabitable? And are robots going to take our jobs?Dr Karl and special guest Dr Matt Agnew answer these questions and more on triple j Mornings with Lucy Smith.
8/15/2024 • 39 minutes
Olympic emotions, sourdough starters and dominant hands
Why are we seeing Olympic records in some sports but not others? Does cracking your fingers actually give you arthritis? And if someone ate a diet of only lavender, would their farts smell nice?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
8/8/2024 • 40 minutes, 12 seconds
Exoplanets, slingshotting spacecrafts and the moon landing
Are there more planets than grains of sand on earth? Does food go mouldy in space? And have we started training astronauts to visit Mars? Dr Karl and special guest Katherine Bennell-Pegg answer these questions and more on triple j Mornings with Lucy Smith.
8/1/2024 • 40 minutes, 19 seconds
Birth control, stem cell modification and the orgasm gap
Is urine sterile enough to clean a wound? Why do our noses run so much in the cold? And can you change your sex drive?Dr Karl and Dr Naomi Koh Belic answer these questions and more on triple j Mornings with Lucy Smith.
7/25/2024 • 39 minutes, 30 seconds
Cremations vs. burials, walking sharks and consciousness
Is height predetermined at birth? Could plants have memories? And when we die, is it more environmentally friendly to get cremated or buried? Dr Karl and special guest Zoe Kean answer these questions and more on triple j Mornings with Lucy Smith.
7/18/2024 • 40 minutes, 24 seconds
Cool burning, phantom vibrations and the other side
How do some trees survive extreme bushfires? Where did AI begin? And what's the climate change issue that's not getting enough coverage?For this NAIDOC Week special, Dr Karl is joined by Tiahni Adamson to answer these questions and more on triple j Mornings with Lucy Smith.
7/11/2024 • 41 minutes, 9 seconds
Ageing brains, poo colour and conspiracy theories
Why does it become harder to learn things as we get older? If you injured yourself in space, would it hurt as much as it would on earth? And why does cheese taste better melted? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
7/4/2024 • 40 minutes, 3 seconds
Ageing brains, poo colour and conspiracy theories
Why does it become harder to learn things as we get older? If you injured yourself in space, would it hurt as much as it would on earth? And why does cheese taste better melted? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
7/4/2024 • 40 minutes, 3 seconds
Crying headaches, subtitles and human evolution
Can long term use of cannabis change your eye colour? Why do adults feel the cold more than kids? And what will the next stage of human evolution look like? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
6/27/2024 • 39 minutes, 4 seconds
Blood types, nanny naps and the winter solstice
Why does our skin dry out more in winter? If you were born deaf and blind, how would you think? And is sparkling water just as hydrating as regular water? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
6/20/2024 • 38 minutes, 29 seconds
Cryogenic freezing, cravings and the placebo effect
What role do genetics play in determining how smart someone will be? Why are rainbows always the same shape and colour? And where do the vitamins in fruit and vegetables come from?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
6/13/2024 • 41 minutes, 24 seconds
Microplastics, genetic modification and fire vs ice
If all planets are stuck in the sun's gravitational pull, what stops them from being completely pulled into the sun? Does melting cheese change its nutritional value? And could we genetically modify before birth?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
6/6/2024 • 36 minutes, 12 seconds
Microplastics, genetic modification and fire vs ice
If all planets are stuck in the sun's gravitational pull, what stops them from being completely pulled into the sun? Does melting cheese change its nutritional value? And could we genetically modify before birth?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
6/6/2024 • 36 minutes, 12 seconds
Harnessing earthquakes, dog bellybuttons and baby clouds
Can we harness the power of earthquakes? Why don't dogs have bellybuttons like us? And why tf do you sometimes see one little cloud in a clear sky?Dr Karl answers these questions and more, on triple j Mornings with Ruby Miles.
5/30/2024 • 33 minutes, 45 seconds
Irrational phobias, earthquakes and mathematics
What kind of math formulas go into AI? What influences our biggest fears? And can humans acclimatise to every weather condition?Dr Karl and special guest Tom Crawford answer these questions and more, on triple j Mornings with Lucy Smith.
5/23/2024 • 39 minutes, 21 seconds
Aurora australis, op shop smells and photographic memory
Can eating certain foods change the taste of bodily fluids? Why do I get congested after a night out drinking? And why does armpit hair stop growing at a certain length?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
5/16/2024 • 38 minutes, 3 seconds
BONUS EP: Space farts, dog breath and the Laws of Entropy
If the whole population stood in one spot and ran would the earth spin like a treadmill? What would happen if gravity didn’t exist? And are farts powerful enough to propel you in space?Dave from Glass Animals asks these questions and more on this bonus episode of Science with Dr Karl.
5/9/2024 • 20 minutes, 57 seconds
Wine sneezes, yawning vs. swallowing and dimensions...
What's actually happening when you get the wind knocked out of you? Why does swallowing combat yawning? And could we ever visualise someone else's pain?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
5/9/2024 • 37 minutes, 37 seconds
Planet-eating stars, Dreamtime astronomy and the Potato Radius
Why is it so dangerous to look directly at a solar eclipse? How do we know that all foods taste the same to every person? And the big question - do aliens exist? Dr Karl and special guest, Kirsten Banks, answer these questions and more on triple j Mornings with Lucy Smith.
5/2/2024 • 38 minutes, 18 seconds
Tick bites, dirty diamonds and the bacteria takeover
Why does my voice wobble when I have vulnerable conversations? Why does food taste different at different temperatures? And how do you grow seedless mandarins if they have no seeds?Dr Karl answers these questions and more on triple j Mornings with Bec Charlwood.
4/18/2024 • 33 minutes, 17 seconds
Flushing etiquette, growing pains and heat vs temperature
What impact does trauma have on your memory? Why do chillies burn your tongue and lips but not your throat? And could octopuses take over the world? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
4/11/2024 • 39 minutes, 1 second
Cloning dinosaurs, inbreeding implications and the soft cheese crisis
Why do some medications reduce your sex drive? Why do dogs bite their own tail? And if you were preparing for the end of the world, what is the one medication you would take with you?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
4/4/2024 • 36 minutes, 29 seconds
Tea wees, volcanic extinction and muscle loss
What is it about beans that make us fart? Why do we lose muscle so quickly? How does a drink's temperature impact its fizz?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
3/28/2024 • 39 minutes, 37 seconds
Violent burps, sneezing erections and breathing bums
Why do old people have such a distinctive smell? What would happen if gravity suddenly doubled? And why do my limbs always swell during a flight?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
3/21/2024 • 37 minutes, 27 seconds
Shooting stars, astrology vs. astronomy and spaghettification
Is it possible to speed up or slow down the speed of sound? Will stars eventually become invisible to the naked eye? And what would happen if you took your space suit off in space?Dr Karl and special guest, Dr Laura Driessen, answers these questions and more on triple j Mornings with Lucy Smith.
3/14/2024 • 39 minutes, 30 seconds
Space smells, flying headaches and nails
What does space smell like? Is the youngest sibling technically more elite? And do bushfires burn at a lesser intensity when at higher altitudes?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
3/7/2024 • 37 minutes
Leap years, dizziness and epoxy resin
Why does the sun feel hotter on certain days? What would happen if an astronaut sneezed inside his helmet while in space? And does drinking lots of water make you sweat more?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
2/29/2024 • 38 minutes, 56 seconds
Throat tickles, arctic currents and sticky surfaces
How important are orgasms to our mental health? What would happen if the world stopped spinning? And would expired milk be safe to drink if you boiled it?Dr Karl answers these questions and more on triple j Mornings with Ash McGregor.
2/22/2024 • 33 minutes, 21 seconds
Bubble baths, sustainable populations and virtual reality
Does working out increase your sex drive? Should we be worried about seagulls eating too many chips? And how has a stingray who's had no contact with males for eight years become pregnant?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
2/15/2024 • 32 minutes, 1 second
Synthetic meat, collagen and sperm races
Can drinking apple cider vinegar improve gut health? Is it okay to put chicken in the fridge while it’s still hot? And how does the carnivore diet affect the body?Dr Karl and special guest, Professor Clare Collins, answers these questions and more on triple j Mornings with Lucy Smith.
2/8/2024 • 38 minutes, 22 seconds
Healing heat, barefoot skiing and dominant hands
Are we connected to all our muscles? Why do I get sleepy when I have passengers in my car? Does drinking alcohol through a straw get you drunk faster?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
2/1/2024 • 39 minutes, 19 seconds
Fizzy poop, cold orgasms and hand drying hacks
How does a shark smell blood in water? Does jet lag feel worse when travelling east to west? Should we be worried about the bacteria between our toes? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
1/25/2024 • 37 minutes, 25 seconds
Lightening balls, parallel galaxies and soda water
Could you sunbathe on the moon? Does the atmosphere alter our vision? Does the earths magnetic field impact gravity?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
1/18/2024 • 40 minutes, 4 seconds
Min Min lights, wet swimmers and antibiotics
Does sex impact sporting performance? What is antibiotic resistance? Should we give plastic trees the axe?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
1/11/2024 • 38 minutes, 1 second
Fish gills, earwax and bio-luminescent algae
How do we remove earwax safely? Why is it cold at the peak of a mountain if hot air rises? Why don't scars tan?Bianca Nogrady answers these questions and more on triple j Mornings with Lucy Smith.
12/13/2023 • 38 minutes, 1 second
Sticky skin, thunderstorms and funnel-web spiders
Can thunder hurt you? Why is my skin sticky? Why do I have the exact same dream every night?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
12/7/2023 • 38 minutes, 1 second
Synesthesia, goosebumps and music taste
Why do certain tracks make us cry?How can a song take you back to a specific moment in time?What influences your music taste?Dr Karl & Dr Solange Glasser, Senior Lecturer in Music Psychology at the Melbourne Conservatorium of Music, answer these questions and more on triple j Mornings with Lucy Smith.
11/30/2023 • 41 minutes, 46 seconds
Christmas Beetles, Venus and farts
Where are all the Christmas beetles? Why do some mammals sweat and others don't? If the cells in our body get replaced every 7 years - why do our tattoos stay?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
11/16/2023 • 39 minutes, 52 seconds
Cortisol, histamine and toe nails
If I hold my nose when i sneeze, will my eyes pop out? Why can't we grow arms and legs back? Why do we cry?Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith & Dr Theresa Larkin, Associate Professor at the University of Wollongong.
11/16/2023 • 43 minutes, 1 second
Hibernation, fungus and foamy trees
Why do weeds grow faster than other plants? What happens when our body cramps? How do Bears hibernate?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
11/9/2023 • 39 minutes, 52 seconds
Transmitting from the moon, plant fires and twin dreams
Do flies like humans more than poop? How is dark energy created? Will masks change the evolution of our face? Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
11/2/2023 • 42 minutes, 19 seconds
Stargazing, rovers and Mars
Could we adapt to the climate on Mars? What is system inertia? How scientifically accurate is the 2015 film 'The Martian'?
Our special guest this week is Dr Adrian Brown from NASA's Jet Propulsion Laboratory. He and Dr Karl answer these questions and more, on triple j Mornings with Lucy Smith.
10/26/2023 • 37 minutes, 15 seconds
Wind farms, kelp forests and jellyfish
Why do insects bite me and not my partner? What impact do wind farms have on marine life? How do underwater noises effect dolphins?
Our special guest this week is Dr David Wachenfeld from the Australian Institute of Marine Science. He and Dr Karl answer these questions and more, on triple j Mornings with Lucy Smith.
10/19/2023 • 38 minutes, 31 seconds
Itching, black holes and dogs
Why do we itch at random times? Will mining on the moon affect Earth? How do tracking dogs pick up people's scent?
Dr Karl answers these questions and more, on triple j Mornings with guest host Ash McGregor.
10/12/2023 • 42 minutes, 37 seconds
Whale hearts, ear wax and eyeballs
What causes colours in sunsets? Why can some people spin their eyes really fast? How much pollution is being emitted when a car sits at traffic lights? Dr Karl answers these questions and more, on triple j Mornings with guest host Pip Rasmussen.
10/5/2023 • 42 minutes, 37 seconds
Radioactive ooze, dodging bullets and limitless brain
Dr Lucy and Dr Karl are joined by special guest astrophysicist Professor Geraint Lewis to answer all your science questions inspired by movies! What's the most accurate time travel movie? How fast do you need to move to dodge bullets? When will we get hoverboards?
9/28/2023 • 40 minutes, 34 seconds
Varrora mites, El Nino and ocean salt
Can Metalcore clear your throat? Can you make alcohol out of paper? Why is the ocean salty?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
9/21/2023 • 42 minutes, 14 seconds
Evolution, knees and static electricity
What part of our nose do we use to smell? Will climate change effect evolution? Can you re-catch the sickness you gave to someone else?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
9/14/2023 • 39 minutes, 22 seconds
Time travel, seahorses and climbing stairs
Where are we at with time travel? How come male seahorses give birth? Is it quicker to go up the stairs two steps at a time?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
9/7/2023 • 39 minutes, 22 seconds
Worms, congestion and the blue moon
Can you burn more calories if you sing while exercising? What happens when your ears pop? How beneficial is pre-workout?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
8/30/2023 • 37 minutes, 53 seconds
Powder scams, turtle insulation and lemon hot water
Will another species evolve from humans? Is Jupiter a solid or a gas? If chickens eat redback spiders, do their eggs become poisonous?
Dr Karl answers these questions and more, with guest science writer Zoe Kean and guest host Ash McGregor!
8/24/2023 • 40 minutes, 23 seconds
Planet 9, asparagopsis and plant frequencies
Do we have a new planet in our solar system? How does asparagopsis decrease methane gas from live stock? Can plants hear certain frequencies?
Dr Karl, Tiahni Adamson and Peter Tuthill answers these questions and more, on triple j Mornings with host Lucy Smith.
8/16/2023 • 40 minutes, 23 seconds
Aliens, freediving and AI paradoxes
How do you measure the size of a galaxy? Will AI answer all the paradoxes in the world? How many times could you wrap your intestines around the globe?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
8/3/2023 • 38 minutes, 25 seconds
Fresh sheets, frozen bacteria and facepalms
Why are bubbles round? Is my vacuum cleaner haunted? Why do we facepalm?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
8/3/2023 • 36 minutes, 7 seconds
Jacked bulls, space navigation and farts
How are bulls so toned if they only eat grass? How do astronauts navigate in space? Can you fart and sneeze at the same time?
Dr Karl answers these questions and more, on triple j Mornings with guest host Ash McGregor.
7/26/2023 • 31 minutes, 56 seconds
Super taste, lasagna leftovers and potato energy
How come reptiles can bask in the sun and not get sunburnt? Why does pasta taste better as leftovers? What's the best way to clean grease?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
7/20/2023 • 36 minutes
Sharks, Chilli and Belly Button Fluff
What does a mirror see when it looks in a mirror? How old can Sharks be? Are Sea levels equal?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
7/13/2023 • 39 minutes, 10 seconds
Astronomy, Animals and Radio Waves
How does First Nations Astronomy differ? How do Wombats clean their pouch? How can we trick our memory?
Dr Karl, Corey Tutt and Krystal De Napoli answers these questions and more, on triple j Mornings with host Lucy Smith.
7/6/2023 • 39 minutes, 10 seconds
Winter chills, Electricity & Mud
Why do some people feel the cold more than others? What state is electricity? Where does all the sweat, bevvies and yucky stuff go after a music festival?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
6/29/2023 • 37 minutes, 31 seconds
Rainbows, Goosebumps and The Winter Solstice
Why do the deceased still get goosebumps? Can you smell sickness? And you'll meet, the Rainbow Chasers.
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
6/22/2023 • 38 minutes, 28 seconds
Merging galaxies, sound barriers & anesthetic
Where did snakes evolve from? Is it possible to be at a standstill in the universe? Could a human head survive if detached from the body?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
6/15/2023 • 39 minutes, 56 seconds
Antimatter, Blood Pressure & Gravity Simulators
How much of the Ocean is undiscovered? Can our body become immune to Cold & Flu tablets? What on earth is Anti-matter?!
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
6/8/2023 • 35 minutes
Earthquakes, Testosterone & Coffee Poo
How do earthquakes work in Australia? How do testosterone levels affect our body? Why do we need to poo after coffee?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
6/1/2023 • 35 minutes
Microwaves, Kissing & Breath Testing
Why do we close our eyes when we kiss? Where’s the best heating position in the microwave? How does alcohol breath testing work?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
5/25/2023 • 35 minutes
Sugar, Chewing & Metabolism
Why do we crave something sweet after dinner? Can supplements really affect our metabolism speed? Does cooking food affect the use by date?
Dr Karl and special guest, Clare Collins, answers these questions and more, on triple j Mornings with host Lucy Smith.
5/18/2023 • 38 minutes, 28 seconds
Electronic Noses, Winter Snuffles & Space Sunburn
Can our hearts sync to the music we're listening to? What's the speed of our nervous system? Can helicopters fly in space?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
5/11/2023 • 38 minutes, 28 seconds
Aurora Australis, budgies & coffee
Do all living things on earth sleep? Which alcohol is the worst for you? Does time ever skip a beat?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
4/27/2023 • 0
Eclipse, DNA & Contagious Lifestyles
Why does you voice get deeper when you're sick? Can a solar flare scorch the Earth? How did Axolotls evolve?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
4/20/2023 • 0
Antibiotics, Tastebud's & Supernovas
Do fly's experience time quicker? Why can some people nap and others can't? How do Antibiotics work?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
4/13/2023 • 0
Snot, Tanning & Planets
How Does Grass Spread? Why Do We Get Snotty In Winter? Should We Worm Ourselves Often?
Bianca Nogrady answers these questions and more, on triple j Mornings with host Lucy Smith.
4/6/2023 • 0
Wombats, Dinosaurs & Hormones
What would Dinosaurs taste like? Do dogs recognise their own breed? Why do kids get more nosebleeds than adults?
Science writer Zoe Kean & Naomi Koh Belic answers these questions and more, on triple j Mornings with host Lucy Smith.
3/30/2023 • 0
Bendy bones, lonely octopus and shark nurseries
Why do trees have large dead branches? Do sharks have bones? When do single octopi die?
Science writer Zoe Kean answers these questions and more, on triple j Mornings with host Lucy Smith.
3/23/2023 • 0
Chilli, Anemone & Jellyfish in Space
Why do Shells have tiny holes? How do Clown Fish avoid being stung? Is Algae the future?
Bianca Nogrady and David Wachenfeld answers these questions and more, on triple j Mornings with host Lucy Smith.
3/15/2023 • 39 minutes, 14 seconds
Tickles, Deodorant & Grapes
Are wind powered cars possible? Can you get sick from rapid changes in temperature? Can Astronauts be tickled in space?
Bianca Nogrady answers these questions and more, on triple j Mornings with host Lucy Smith.
Producer: Lu Hill
3/8/2023 • 39 minutes, 14 seconds
Morning Breath, Energy & Aurora Australis
How does our body use energy? Why does food change colour when cooked? Why deos Beer taste stronger when its warm?
Dr Karl & Professor Alice Motion answers these questions and more, on triple j Mornings with host Lucy Smith.
3/1/2023 • 39 minutes, 14 seconds
Fungus, Motion sickness & Ageing
Do we age the same in outer space? Can some animals have Gay sex? Is the fungus from 'The Last of Us' real?
Dr Karl & Dr Naomi Koh Belic answers these questions and more, on triple j Mornings with host Lucy Smith.
2/22/2023 • 39 minutes, 14 seconds
Evolution, Ethanol & Venom
Why do Cicadas chirp? Were there in-between stages in human evolution from Ape to Human? Could we survive by eating our own skin?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
2/15/2023 • 39 minutes, 14 seconds
Clouds, Space & Storms
Why does Jupiter have so many moons? Why are there different layers of clouds? What is heat haze?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
2/8/2023 • 39 minutes, 14 seconds
Blue Bottles, Sun & Farts
How do we measure time? What should come first, sunscreen or insect repellent? Where do Blue Bottles come from?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
2/1/2023 • 39 minutes, 14 seconds
Cicadas, Mints & Urine
How does Bluetooth work? Will human's evolve to lose all of our hair? Is the hole in the Ozone Layer repaired?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
1/25/2023 • 39 minutes, 14 seconds
Hot prawns, rubber shoes & sad songs
Can temperature affect food allergies? Could our shoes be harming the environment? What's the song that makes Dr Karl cry?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
Producer: Joe Khan
1/19/2023 • 39 minutes, 14 seconds
Flickering lights, snake digestion and air conditioners
Can smells stick in your nose forever? Do clouds actually "burn away"? Do monkeys also have genetic disorders?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
Producer: Nick Gerber
1/12/2023 • 37 minutes, 51 seconds
Atoms, farts & boiled eggs
How heavy are our farts? Who was the first Human alive? Are Florence + The Machine song's scientifically factual?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
12/15/2022 • 36 minutes, 43 seconds
Invincibility, sphincters & mirrors
Can sound waves hurt you? Which generation will be the last one to die? Why is the reproductive window shorter for women then men?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
12/8/2022 • 36 minutes, 43 seconds
Dark matter, astrology & globular clusters
Why do we call it the Milky Way? Does dark matter actually exist? What do astrophysicists think of astrology?
Dr Karl & astrophysicist Professor Geraint Lewis answer these questions and more, on triple j Mornings with host Lucy Smith.
12/1/2022 • 39 minutes, 42 seconds
Fecal transplants, sunscreen & nasal sprays
What do fecal transplants do? How long should you use a nasal spray? Why isn't there a longer lasting sunscreen?
Dr Karl answers these questions and more, on triple j Mornings with Tanya Bunter.
11/24/2022 • 38 minutes, 29 seconds
Experiments, Surgeries & Melting
Does Ice melt quicker in fizzy drinks? What happens to the air inside us after surgery? Should we clean our teeth with warm water?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
11/17/2022 • 38 minutes, 45 seconds
Caffeine, Cockroaches & Non-stick Pans
Are non-stick pans toxic? Will Nuclear powered cars be possible in future? Can tree's evolve?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
11/10/2022 • 38 minutes, 45 seconds
Snoozing, jellyfish toxin & phantom smells
Is snoozing bad for you? How does heat act in other elements? When can we download our brains?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
11/3/2022 • 38 minutes, 45 seconds
Supplements, Digestion & Food
How do foods affect out food? Do green supplements have the same effect as eating Veggies? How many times a day should we Poo?
Dietician, Clare Collins, and Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
Producer: Lu Hill
10/26/2022 • 38 minutes, 45 seconds
Terraforming, Rovers & Mars
Could we live on Mars in the next 100 years? Do Space Rovers enjoy music? How quickly do scientists receive data from Mars?
NASA Scientist, Adrian Brown, and Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
10/19/2022 • 38 minutes, 45 seconds
Dog Breeds, Elements & Insects
Why does warm water sometime look opaque? How is the Earth so warm if Space is so cold? Why do some dog breeds have sinus issues?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
10/12/2022 • 38 minutes, 45 seconds
Coral Reefs, Bleaching & Marine Biology
What is Coral Bleaching? How do Jellyfish move? Is La Nina affecting Coral Reefs?
Dr David Wachenfeld, Chief Scientist of the Great Barrier Reef Marine Park Authority, and Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
10/5/2022 • 38 minutes, 55 seconds
Space Collisions, Identical Twins & Steam Boats
Why does time travel faster when you sleep? Why do lights and colours look different under water? Why do we get Diarrhea?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
9/28/2022 • 31 minutes, 32 seconds
Bananas, Spiders & Sun Gazing
Does vitamins dissolve slower in cold water? Why does the Sun burn if there is no oxygen in space? Why do some people get hiccups after running?
Dr Karl answers these questions and more, on triple j Mornings with Lachie Pringle.
9/14/2022 • 31 minutes, 32 seconds
Immortal jellyfish, jet lag, stomach acid
Why don't bids get electrocuted? Can we nuke a comet? Why don't babies grow nose hair?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
9/7/2022 • 38 minutes, 49 seconds
Climate Change, Green Power & Rainbows
What can we do to reduce Climate Change? Is solar panels adding to the heat of the earth? Why don't Rainbows have colours like black and brown?
8/31/2022 • 37 minutes, 39 seconds
Mysterious sounds, sunsets and heartburn
How was the earth made? Does time pass differently on other planets? Why does smell just before rain starts?
8/24/2022 • 0
Introducing: WHO'S GONNA SAVE US?
This isn't a podcast about how climate change is real – we've known that for a long time. And it's not another show about the devastation climate change is causing, or how we got here.
Because we don't need to talk about the problem anymore. We know what's going on.
This is a show about how much better things could be, and the people who are fighting to get us there.
Reporters from the science team at ABC RN and triple j Hack have been travelling around the country to meet the people bringing about real change and coming up with authentic climate solutions.
If we want to avoid a climate catastrophe … WHO'S GONNA SAVE US?
8/21/2022 • 6 minutes, 33 seconds
Aerospace, Indigenous STEM, pollution
How much pollution does an aeroplane make? Why is it so addictive to pick a scab? What would happen if the world lost oxygen for five minutes?
8/17/2022 • 38 minutes, 37 seconds
Co2 absorption, directions in space, smelly wee
Is timber making the world heavier? How do you navigate in space? And, why does your wee smell after eating asparagus?
Can war and violence have a lasting impact on our DNA? Would we die if we got shrunk to the size of an ant? How does wind form so quickly?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
8/4/2022 • 40 minutes, 35 seconds
Allergies, blankets, compost bins
Why don't we get goosebumps on our face? If we stopped CO2 emissions right now, would we reverse climate change? Why do countries have different power sockets?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
7/28/2022 • 37 minutes, 43 seconds
Gumboots, dolphins, music taste
Why are females getting long COVID more than males? Why do we cry? How did humans become lactose intolerant?
Dr Karl answers these questions and more, on triple j Mornings with host Lucy Smith.
7/21/2022 • 39 minutes, 41 seconds
Rainbows, attraction, clapping
Can you drive through the end of a rainbow? Is it true that it only takes seven seconds to know you're attracted to someone? Why does clapping sound louder with wet hands?
Dr Karl answers these questions and more. Hosted by Lachie Pringle on triple j Mornings.
7/14/2022 • 38 minutes, 50 seconds
Suckling babies, mosquitos, new species
How do baby animals (and humans) instinctively know how to suckle when they're born? What purpose do mosquitos have in the ecosystem? How long does a species have to be isolated for it to be considered a 'new' species?
Dr Karl is joined by founder of Deadly Science and proud Gamilaaray man, Corey Tutt to answer these questions and more. Hosted by Lucy Smith on triple j Mornings.
7/7/2022 • 36 minutes, 51 seconds
Blood alcohol concentration, frying chilli, lube
Should you keep your tent flaps open? What happens to helium balloons when you let them go? Why does bottled water have a use by date?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
6/30/2022 • 36 minutes, 47 seconds
Crumbs, squishing babies, bee deaths
Can our eyes change colour? What would happen if a planet disappeared from our solar system? Why don't we all have the same sense of taste?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
6/23/2022 • 39 minutes, 30 seconds
Ice baths, black holes, hungry cadavers
How do dogs experience time? Will the trip to Mars be dangerous? Does Dr Karl believe in Aliens?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
6/16/2022 • 39 minutes, 55 seconds
Eyebrows, carbon dioxide, stomach noises
Do ceiling fans work in winter mode? Are tastebuds on the wrong side of the tongue? Can we call blood a solid?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
6/9/2022 • 39 minutes, 40 seconds
Happy hypoxia, foggy windscreens, bus vs car passengers
Would a body decompose in space? Do noise cancelling headphones protect our ears? When will we create a super human?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
6/2/2022 • 36 minutes, 28 seconds
Rose thorns, oil, painkillers
Why are thorns on roses less sharp when they are dead? Is it true that oil on Earth is being slowly, but infinitely being replenished? Do painkillers really know how to target pain?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
5/26/2022 • 32 minutes, 2 seconds
Red heads, muscle memory, cold weather
Why do red heads get sunburnt so easily? What would happen if humans never developed muscle memory? Does cold weather make you pee more often?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
5/19/2022 • 38 minutes, 37 seconds
Red dirt, sugar levels, chemtrails
What makes red dirt red? Why do our sugar levels affect our moods? What's the difference between a conspiracy theorist and a science denialist?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
5/12/2022 • 39 minutes, 47 seconds
Raw meat, spontaneous human combustion, drunk mosquitoes.
Are there health benefits from eating raw meat? Is spontaneous human combustion a real thing? If a mosquito bites me while I'm drunk, does the mosquito get drunk too?
Dr Karl answers these questions and more, on triple j mornings with Lachie Pringle.
5/5/2022 • 39 minutes
Grass, crumbs, sentience
Can lightning make grass greener? What's the closest call we've ever had with a meteorite? Will Artificial Intelligence ever be sentient?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
4/28/2022 • 36 minutes, 33 seconds
Antibodies vs Virus, Mars, Mosquitos
How can you tell the difference between antibodies and a virus? Would a compass work on Mars? Why are some mosquitos silent and others loud?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
4/21/2022 • 39 minutes, 34 seconds
Under-eye bags, fingernail growth, sneezing
Why do we get bags under our eyes when we’re tired? Why do my fingernails grow faster when I’ve been drinking? Why do I always sneeze five times in a row – never four, never six?
Dr Karl answers these questions and more, on triple j mornings with Tyrone Pynor.
4/14/2022 • 39 minutes, 32 seconds
Double yolkers, common cold, tiredness
Where do double yolkers come from? Why is it so hard to shake the common cold? Why does tiredness effect our perception of time and speed?
Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
4/8/2022 • 41 minutes, 37 seconds
Manufactured ozone, microwaved food, life advice
Why can't we just make ozone in a lab to replenish what has been lost due to climate change? Is it okay to microwave food twice? What's the best life advice Dr Karl has been given?
Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
3/31/2022 • 38 minutes, 56 seconds
The multiverse, alien existence and fit astronauts
Today Dr Lucy and Dr Karl are joined by special guest astrophysicist Professor Geraint Lewis to answer all your questions from around the cosmos.
Can you get moonburnt? Could we ever move at the speed of light? How did the big bang happen? What's on the other side of the universe?
Dr Karl and Professor Geraint Lewis answer these questions and more on triple j Mornings with Lucy Smith.
3/24/2022 • 38 minutes, 54 seconds
Salt water, smells, money
It's the most triggering question for your local finance bro - why can't we just print more money? How does our brain know when to kick in and smell things? And why doesn't salt water freeze?
Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
3/17/2022 • 37 minutes, 46 seconds
Infinite mushrooms, eating spiders, onion tears
Are some mushrooms infinite? Why does chopping onions make us cry? What would happen if you ate a venomous spider?
Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
3/10/2022 • 40 minutes, 54 seconds
Ear wiggles, tides, cracking joints
Is there a difference between a raised heart rate from an energy drink compared to excercise? If we didn't have high tides or low tides, what effect would that have on Earth? Why can some people wiggle their ears without touching them?
Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
3/3/2022 • 35 minutes, 33 seconds
Skim milk vs full cream, diet fads, gluten
Skim milk vs full cream? Is a Keto diet sustainable for your body? Can being pregnant eliminate a gluten intolerance?
Dr Karl & Lucy Smith are joined by Professor of nutrition and dietetics, Clare Collins to answers these questions and more, on triple j Mornings.
2/24/2022 • 37 minutes, 28 seconds
Bruise colour, DNA tests and Lightning
How does glue work? Does the ocean evaporate? Is there an everlasting supply of lava?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
2/17/2022 • 38 minutes, 21 seconds
Sink holes, rewiring the brain and spontaneous orgasms
How do clouds work? Will carrots turn you orange? Do our hair and nails keep growing after we die?
Dr Karl answers these questions and more, on triple j Mornings.
2/10/2022 • 39 minutes, 49 seconds
Ice cubes, showers, urine
Why do ice cubes taste different to water? Do men have worse smelling urine than women? Is showering too often bad for your skin?
Dr Karl answers these questions and more, on triple j Mornings.
What can you do to prevent sleep paralysis? When a sneeze disappears, where does it go? Why do carnivorous plants exist?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
1/27/2022 • 37 minutes, 24 seconds
Freezing bread, lightyears, energy drinks
When is the best time to freeze bread? How do we measure lightyears? Are sugar-free energy drinks worse for you than their sugary counterparts?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
1/20/2022 • 37 minutes, 34 seconds
Squirrel survival, testosterone, lightning trees
Why does the gym make me gassy? Do bugs have blood types? Does sound travel further at the beach?
Dr Karl answers these questions and more, on triple j Mornings with Lucy Smith.
1/13/2022 • 39 minutes, 9 seconds
Bonus Episode: Giant asteroids, end of the world, aliens
What would we do if a giant comet was hurdling towards Earth?
12/17/2021 • 14 minutes, 38 seconds
Global warming, Double yolked eggs and Maggots
Is it possible to be too healthy? What happens if we're busting to wee and hold it? Do men get sleepier than women after sex?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
12/9/2021 • 39 minutes, 20 seconds
Sunset, sweet cravings, ice cubes
How do they predict sunrise and sunset so accurately? Why do people often crave sweet things after dinner? Does hot water actually freeze quicker than cold?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
12/2/2021 • 37 minutes, 56 seconds
Big noses, hot showers, sleep debt
Do people with bigger noses have a better sense of smell? Why do we like hot showers so much? Do you need to pay back a sleep debt if you stay up late and wake up early?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
11/25/2021 • 39 minutes, 30 seconds
Food cravings, giraffe tongues, white holes
Why do we crave certain foods even if it's been years since we last ate them? Why do giraffe's have blue tongues? We know black holes exist, but do are there also white holes?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
11/18/2021 • 36 minutes, 41 seconds
Rainbows, breath mints, handwriting
Why do rainbows form in perfect arcs across the sky? Why does drinking water after eating a mint make the water feel so much colder in your mouth? Is handwriting hereditary?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
11/11/2021 • 37 minutes, 24 seconds
Happy tears, immortal trees, reflections
Why do we sometimes cry when we're happy? Can trees live forever? How do reflections actually work?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
11/4/2021 • 38 minutes
Egg heads, Vitamin D and time as we know it
How are seedless fruits grown? Why are peanuts the most common allergen? Can painkillers target specific parts of the body?
Dr Karl answers your science questions on triple j mornings with Lucy Smith.
10/28/2021 • 37 minutes, 20 seconds
Extra limbs, bald daddies and undies in the wash
How can you keep coffee hotter for longer? What's the purpose of fingernails? Can birds get struck by lighting?
Dr Karl answers your science questions on triple j mornings with Lucy Smith.
10/21/2021 • 37 minutes, 51 seconds
Probiotics, stinky farts and red, red wine
Is it better for the environment to burp or fart? Why am I hungrier when I eat more regularly? Can you overcome a food gag reflex?
Dr Karl & Professor Clare Collins answer your questions on nutrition, dietetics and science on triple j mornings with Lucy Smith.
10/14/2021 • 38 minutes, 23 seconds
Seeing stars, sleep talking magpies, random memories
Do magpies talk in their sleep? Can the moon get earthquakes? Is technology stunting our evolution?
Dr Karl answers your science questions on triple j mornings with Lucy Smith.
10/7/2021 • 36 minutes, 7 seconds
Spider thoughts, biting cats, anxious dogs
What do spiders think about when they're sitting in their web awaiting their prey? How can you help your dog if it has separation anxiety? You have a cat that won't stop biting you. Why? And what can you do to stop it?
This week we hone in on all your questions about pets and animals. Veterinary specialist and animal behaviour expert Dr Kersti Seksel joins Dr Karl on triple j mornings with Lucy Smith.
9/30/2021 • 28 minutes, 19 seconds
Fingerprints, wombat poo, earthquakes
Why is wombat poo shaped like a cube? Does breakfast actually kickstart your metabolism? How much does your DNA determine your intelligence?
Dr Karl answers your science questions on triple j mornings with Lucy Smith.
9/23/2021 • 38 minutes, 42 seconds
Ivermectin, spicy chilli, post-pandemic life
Is there any proof that Ivermectin combats COVID-19? Will life ever be the way it was before the pandemic? If the whole world was sprayed with disinfectant, would that kill off COVID-19?
Host of Coronacast, Tegan Taylor joins Dr Karl to answer your COVID-19 questions on top of your regular science questions on triple j mornings with Lucy Smith.
9/16/2021 • 38 minutes, 21 seconds
Desires, vaping, cremation
Is vaping less damaging than cigarettes? When you hurt yourself, does 'rubbing it better' actually do anything to help? What's better for the environment? Being cremated or buried?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
9/9/2021 • 39 minutes, 51 seconds
Ear candles, mullets, nose training
What would happen if we woke up one morning and the earth was spinning the other way? Can human beings improve their sense of smell? Do ear candles actually work?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
Can we train our brains to forget things? Why do some people float in water and others sink? Do you jump higher on a wet trampoline?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
8/26/2021 • 40 minutes, 18 seconds
Eating boogers, moon mining, changing flavours
Why do we shudder after we yawn? Why do some humans feel compelled to eat their boogers? Why does hot water clean things better than cold water?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
8/19/2021 • 39 minutes, 49 seconds
Dad bods, taste buds, hydrogen water
Can you catch a yawn from a dog? Is Hydrogen charged water just a fad? Do animals get dad bods once they find a mate?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith.
8/12/2021 • 36 minutes, 31 seconds
Vaccines, fingernails, static electricity
How did scientists create COVID-19 vaccines so quickly? Why can't we control the beat of our hearts like we can control the breath in our lungs? How do the rings of a tree tell us its age?
Dr Karl answers these questions and more, on triple j mornings with Lucy Smith
8/5/2021 • 36 minutes, 4 seconds
Bionic humans, floaters, eye transplants
Why do bones stop growing? Why does having to pee take over all your thoughts? What would happen if you microwaved a human being?
Dr Karl answers these questions and more, on triple j mornings with guest host Tyrone Pynor.
7/29/2021 • 37 minutes, 26 seconds
Black holes, blue tongues and gagging
How realistic are alternate realities? Why does sleeping with a quilt on make us have bad dreams? Could we survive on a desert island with only corn to eat?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
7/22/2021 • 38 minutes, 22 seconds
Diamonds, inbred animals, climate change
Why hasn't any other being evolved to have human-level intelligence and consciousness? Why do your teeth move during pregnancy? Is climate change effecting the temperature of the core of earth?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
7/15/2021 • 38 minutes, 17 seconds
Brain freeze, ocean fire, fingers
Do birds recognise humans? What is brain freeze? How do we find dinosaur bones?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
7/8/2021 • 41 minutes, 35 seconds
Science of movies special!
Dr Karl takes on your movie science questions on triple j mornings, with host Lucy Smith and science communicator Petr Lebedev.
Spoiler alert for the following films; Tenet, Interstellar, Inception, Pulp Fiction, Star Wars, Jurassic Park, Donnie Darko, The Wolverine, & the concept of zombies.
7/1/2021 • 39 minutes, 12 seconds
Space junk, pain, jump scares
Do flavours "get to know each other" when cooking? Why do tattoos survive cell regeneration? What's the science behind grief?
Dr Karl answers these questions and more, on triple j mornings with host Joe Khan.
6/24/2021 • 34 minutes, 52 seconds
Dog dreams, break-ups, manifestation
When do babies get nightmares? What would the world be like without The Industrial Revolution? Why is the last sip of coffee always cold?
Dr Karl answers these questions and more, on triple j mornings with host Joe Khan.
6/17/2021 • 37 minutes, 45 seconds
Intergenerational trauma, adult circumcision and walking on cold floor
Why does hair retain the smell of smoke? How does intermittent fasting work? Why do we speed up when overtaking?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
Do chickens have feelings? Can you make custard from platypus milk? Where did Indigenous people get their calcium before cows?
Dr Karl answers these questions and more, on triple j mornings with Corey Tutt from Deadly Science, Karlie Noon from Sydney Observatory and host Lucy Smith.
6/3/2021 • 39 minutes, 9 seconds
Solar flares, sailors delight, planes in rain
Are "dog years" a scientific fact? Is it more efficient to walk up stairs two at a time? Why do my hands tingle after using my sander?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
5/27/2021 • 35 minutes, 13 seconds
Megalodons, cat allergies, hazel eyes
Why do hazel eyes change colour? Does hot water freeze faster than cold water? Why am I allergic to certain cats?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
5/20/2021 • 39 minutes, 17 seconds
Spanish Flu, earworms, motion sickness
What makes hair go curly? How can you stop wrinkles? Do shorter people use more energy then tall people?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
5/13/2021 • 35 minutes, 2 seconds
Headaches, bungee cords, beards
Why does coffee effect people differently? Can you train your pain thresholds? Why do my legs twitch when I sleep?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
5/6/2021 • 37 minutes, 21 seconds
Cheese dreams, fasting, strong bones
Is any multi-vitamin juice good for you? Does drinking milk gives you acne? Does eating cheese give some people nightmares?
Dr Karl answers these questions and more, on triple j mornings with Clare Collins, Laureate Professor in Nutrition & Dietetics at the University of Newcastle, and host Tyrone Pynor.
4/29/2021 • 42 minutes, 26 seconds
Earworms, Christmas Lights and Itches
Are dogs mouths cleaner than ours? What are we looking at when we look at a planet? And what is actually going on at 'Magnetic Hill'?
Dr Karl answers these questions and more, on triple j mornings with host Abby Butler.
4/22/2021 • 38 minutes, 15 seconds
The fourth dimension, rogue hairs, wild vegetables
What is a stitch? Why do we grow random long hairs? Can we eat boogers?
Dr Karl answers these questions and more, on triple j mornings with host Abby Butler.
4/15/2021 • 38 minutes, 34 seconds
Doppelgängers, daylight savings, eye colour
How long could we live without the sun? Why do my veins swell in the heat? When will Mars settlers be called Martians?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
4/8/2021 • 38 minutes, 47 seconds
Nose yoga, ice cubes, time travel
Why don't plastic containers dry properly? Do ball sacks have tastebuds? Why did my glass door explode?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
4/1/2021 • 38 minutes, 54 seconds
Flood water, shopping trollies, cat purring
Will Australia be underwater in the future? Could you cook a chicken with body heat? Why are electric kettles so loud?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
3/25/2021 • 39 minutes, 2 seconds
Ducks, body clocks, dinosaurs
How does the brain deal with anxiety? Do ducks like the rain? Could you scream in space?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
3/18/2021 • 38 minutes, 39 seconds
Methane, artificial intelligence, pre-made meals
Are there any new deserts? Why does being sick make me feel better? Does Autumn change the worlds oxygen levels?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
3/11/2021 • 38 minutes, 41 seconds
Overnight shifts, spider clouds, spit
Do crystals absorb energy? Why does some poop float? Can a broken heart hurt you physically?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
3/4/2021 • 40 minutes, 39 seconds
Electric vehicles, body temperature, mowing
Why does anxiety make my hands tingle? Why doesn't corn digest properly? Could we ever shift the axis of the earth?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
2/25/2021 • 40 minutes, 56 seconds
Public toilets, naked flames, tattoo pain
What's the frame rate of our eyes? Does gut bacteria cause depression? What would happen if mosquitos became extinct?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
2/18/2021 • 39 minutes, 52 seconds
Birth control, sea urchins, auras
Does a spoon keep champagne bubbly? Why do I cough when using an earbud? Why do animals sense disasters?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
2/11/2021 • 40 minutes, 57 seconds
Fog, weight training, artificial suns
Why don't humans hibernate? What's the best way to hang washing? Why am I attracted to dark haired people?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
Could one side of my mouth be dominant? What makes chilis so hot? Why do little bubbles form on the road after rain?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
1/28/2021 • 34 minutes, 43 seconds
Rainforests, grey hairs, tastebuds
Could nightmares be genetic? Why does the weather affect my asthma? Can I outrun a giraffe?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
1/21/2021 • 38 minutes, 21 seconds
Penguins, orgasms, flat earth
Is the Earth flat?
Why do penguins wobble when they have knees?
What is the biological function of the female orgasm?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
12/17/2020 • 41 minutes, 32 seconds
Space magnets, asteroids, coral sex
Do magnets work in outer space?
What would happen if you opened a jar from space on Earth?
Do germs have the ability to move on their own?
Dr Karl is joined by Professor Geraint Lewis from The University of Sydney this week!
answering all these questions and more, on triple j mornings with Lucy Smith.
12/10/2020 • 37 minutes, 20 seconds
Twins, tapeworms, water divining
How much force does it take to bite off a finger?
Why is salt water so buoyant?
Why do I get pleasure from cracking knuckles?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
12/3/2020 • 42 minutes, 7 seconds
Male nipples, climaxing, wrinkly fingers
Do dogs have personalities?
Can you compost vegan poop?
Why do lizard tails wiggle after falling off?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
11/26/2020 • 37 minutes, 41 seconds
Eye floaters, rescue bees, drinking blood
Why do I always hiccup and burp at the same time?
Do birds recognise their own reflection?
Why does my dog steal my socks?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
11/19/2020 • 37 minutes, 39 seconds
Science with Dr Karl: 2020 NAIDOC week special
What is Mars's role in Indigenous astronomy? Why are snail trails shiny? How do extinct animals come back?
Dr Karl answers these questions and more, on triple j mornings with Corey Tutt from Deadly Science, Karlie Noon from Sydney Observatory and host Lucy Smith.
11/12/2020 • 40 minutes, 39 seconds
Moles, superstitions, saliva
Why can I predict the rain? When's everything going back to normal? How did we draw maps before satellites?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
11/5/2020 • 40 minutes, 39 seconds
Lactose, acid reflux, plunger coffee
Can i change my tastebuds? Can i overcome my food intolerance? Does eating affect my mood?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Professor Clare Collins from the University of Newcastle.
10/29/2020 • 33 minutes, 30 seconds
Vacuums, toothbrushes, funny bones
How does weather affect our mood?
Can a chicken produce a fertile egg without a rooster?
How do some people grow out of their allergies?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
10/22/2020 • 39 minutes, 48 seconds
Heartbeats, pheromones, brain orgasms
Why does seeing babies make me want to have babies?
Do you start looking like your partner?
Can I fall in love via smell?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
10/15/2020 • 43 minutes, 11 seconds
Hydroxychloroquine, contact tracing, vaccines
A special COVID edition of Science with Dr Karl this week.
We answer all your questions with the host of the ABC's Coronacast Tegan Taylor & Professor Marc Pellegrini - joint head of infectious diseases and immune defence at the Walter and Eliza Hall Institute in Melbourne.
10/8/2020 • 38 minutes, 31 seconds
Phantom pain, octopuses, staring
Why do we want to squeeze cute things?
Do birds feel G-Force when changing direction?
Will my semen trigger my partners allergies?
Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith
10/1/2020 • 38 minutes, 35 seconds
Kookaburras, sign language, trypophobia
Should you soap your genitals?
Do ducklings ever change their order?
Can muscle memory be hereditary?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
9/24/2020 • 40 minutes, 13 seconds
Tenet, eyebrows, biotics
Which came first; the chicken or the egg?
Why does cutting onions make me cry?
Does my pee always come out in the same direction?
Dr Karl answers these questions and more on triple j Mornings, with host Bryce Mills.
9/17/2020 • 38 minutes, 52 seconds
Pet psychology, bruises, the sky
Why is the sky Blue?
Why do boiled eggs explode in the microwave?
Why are some planets called 'Gas Giants'?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
9/10/2020 • 39 minutes, 42 seconds
Colliding black holes, burritos, birds
How do we create blood?
Do animals have a sense of humour?
Do birds like flying?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
9/3/2020 • 38 minutes, 55 seconds
Comets, coffee, covid
Can you catch a ride on a comet?
Why does coffee work some mornings and not others?
How do trees produce Oxygen?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
8/27/2020 • 39 minutes, 35 seconds
Nosebleeds, yabbies, boiled eggs
What's the difference between a virus and bacteria?
Do ants feel hot water?
What would happen if everyone started eating a plant based diet?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
8/20/2020 • 39 minutes, 13 seconds
Sunsets, escalators, bees
When you lose weight, where does it go?
Why does the shower steam when the water isn't boiling?
Are bees loyal to one hive?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
8/13/2020 • 39 minutes, 13 seconds
A legit astronaut joins Dr Karl to answer your questions!
Former NASA astronaut & deep sea explorer Kathryn Sullivan is our special guest today, answering all your space/ocean questions with Dr Karl.
8/6/2020 • 36 minutes, 48 seconds
Time, alchemy, running
Has the ocean always been salty?
Can we turn lead to gold?
Is there any science behind star signs?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
7/30/2020 • 38 minutes, 26 seconds
Spacesuits, dust, 5 second rule
Where does dust come from ?
Have we measured the speed of thought?
Is there science behind the 5 second rule ?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
7/23/2020 • 38 minutes, 13 seconds
Cheese dreams, choccy milk, body odour
Is choccy milk the best post-workout beverage?
Why aren't we disgusted by our own body odour?
If someone is blind from birth, can they dream?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
7/16/2020 • 41 minutes, 2 seconds
Chewing, soy, protein
Could you last on a deserted island, Tom Hanks style?
Are bananas actually healthy?
Is my vegetarian diet affecting my PCOS?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Professor Clare Collins from the University of Newcastle
7/9/2020 • 39 minutes, 28 seconds
Period nosebleeds, brains, simulations
What happens if I fall into the deepest hole on earth? Could my dog get COVID-19? How does Dr Karl's brain work?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
7/2/2020 • 38 minutes, 46 seconds
Vaping, Sleep talking, CBD Oil
Would Superman outrun COVID-19? Why do I pee more when I'm camping? Do oranges actually help at half-time?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
6/25/2020 • 37 minutes, 18 seconds
Decapitation, shocks, micro-dosing
What happens when we run out of oil? How long does the human brain last? How do anaesthetics knock us out?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
6/18/2020 • 38 minutes, 21 seconds
Love at first sight, killer rabbits, pig orgasms
Why do dead people still get goosebumps? What happens if two black holes collide? Why do you feel worse after a long nap?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
6/11/2020 • 39 minutes, 23 seconds
Nail clippings, boobs, spicy food
Do you hear the voice in your head or do you think you think it? why does eating chilli make you feel good? does the sun rotate?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
6/4/2020 • 39 minutes, 57 seconds
Sleep-talkers, exploded stars, resistance
Has the weather been impacted by the Coronavirus? Can you smell when someone is on their period? Was COVID-19 created in a lab?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Science reporter Olivia Willis from ABC News.
5/28/2020 • 37 minutes, 40 seconds
Crocodiles, beards, indoor plants
Can dogs be left or right handed? Where does the wax go when you burn a candle? How many coffees are too many coffees?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
5/21/2020 • 39 minutes, 59 seconds
Waterbeds, barking, sticky floors
Has evolution made our farts louder? Do rabbits see colour? How do I survive a plane crash?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
5/14/2020 • 35 minutes, 18 seconds
Meteors, sleep twitching, feeling vibes
Can Wearing a hat make you go bald? Can you physically feel a vibe or someone’s energy? Is it possible to crush someone’s head Game of Thrones-style?
Dr Karl answers these questions and more on triple j Mornings, with host Karla Ranby, filling in for Lucy Smith.
5/7/2020 • 35 minutes, 28 seconds
Festivals, curves, core-gasms
When can we go to music festivals again? Can you store a fart in a jar? Can exercising make you orgasm?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Dr Norman Swan from the ABC's Coronacast podcast,
4/30/2020 • 36 minutes, 57 seconds
Time travel, fart temperature, eating your own hair
Will the bushfires around Chernobyl release nuclear smoke into the air? What is Coronavirus doing for climate change? Why are my farts warm?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Science reporter Olivia Willis from ABC News.
4/23/2020 • 38 minutes, 9 seconds
Hand washing, active cases, hot chooks
How long does an asymptomatic person stay asymptomatic? Should we be worried about the fumes from hand sanitizer? How long can I eat my hot chicken leftovers for? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Science reporter Olivia Willis from ABC News.
4/16/2020 • 37 minutes, 43 seconds
Face masks, dreadlocks, thoughts
Can you get COVID-19 from patting dogs? When should we be using face masks in public? Can Coronavirus be transmitted through animal meat?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Olivia Willis from ABC News.
4/9/2020 • 36 minutes, 23 seconds
Vaccines, receipts, 5G
Can you be immune to COVID-19? Can it live on receipt paper? How do you test a vaccine?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Olivia Willis from ABC News.
4/2/2020 • 37 minutes, 13 seconds
Surfing, disinfecting phones, petrol pumps
Can you catch the Corona virus from a fart? What about a petrol pump? What about from surfing?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Tegan Taylor from the ABC's Coronacast.
3/26/2020 • 35 minutes, 2 seconds
Holding in farts, magnets, face masks
Why does drinking red cordial cure my hiccups? Why do I eat more in the winter? Can I touch my face with gloves on?
Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith
3/19/2020 • 41 minutes, 22 seconds
Life on Mars, space welds, menstrual moon cycles
Are we still seeing light from The Big Bang? Does space end? Is a earthquake on Mars called a Mars-quake?
Dr Karl answers this question and more on triple j Mornings, with Professor Don Kurtz and host Lucy Smith.
3/12/2020 • 35 minutes, 11 seconds
Panic-buying, human extinction, hand washing
What's the science behind all this toilet paper buying bullshit? Dr Karl answers this question and more on triple j Mornings, with host Lucy Smith.
3/5/2020 • 35 minutes, 50 seconds
Moon landing, fat birds, brighter LEDs
Why don't birds have fat legs? Why are LED lights brighter then ever? Was the moon landing real? Dr Karl answers these questions and more on triple j Mornings with host Lucy Smith.
2/27/2020 • 39 minutes, 1 second
Protein powder, brain-freeze, carnivore diets
Is protein powder a waste of money? Do men poo more then women? Why does my fried keep getting brain-freeze? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith & special guest dietician Professor Clare Collins!
2/20/2020 • 39 minutes, 22 seconds
Boogers, corn, coffee aroma
How does a dog recognise the opposite sex if they can't smell their butt? Is it healthy to eat your own boogers? Plus, is it possible to inter-breed species?
2/13/2020 • 39 minutes
Watery eyes, snake venom, coronavirus
Do your eyes water when you're getting a wax?
2/6/2020 • 36 minutes, 56 seconds
Lunchbox discoveries, Coronavirus, tastebud balls
In this episode Dr Karl makes a brand new, ground breaking, mind blowing discovery that has changed his life.
How scientists know what the temperature was in the years before records began? What role does cattle have on the impact of climate change? And how have the current bushfires affected carbon levels?
1/23/2020 • 38 minutes, 55 seconds
calories, catchy songs, sweat
Why do we feel like vomiting after rigorous exercise? Does distance or speed burn more calories? Plus, the movement of air pollution.
1/16/2020 • 34 minutes, 52 seconds
Bush life regeneration, fire prevention, benefits of smoke and soil
Does smoke benefit the soil? Plus, what can we expect to see in the future for fire prevention?
1/9/2020 • 37 minutes, 40 seconds
Decision making, Dogs howling to Rüfüs Du Sol, space explosions
Linda Marigliano and Dr Karl take your questions for one last time together.
12/13/2019 • 39 minutes, 6 seconds
Coconut oil, inhaling smoke, tiredness
Coconut oil, inhaling smoke and why you might feel tired when you're doing nothing?
12/5/2019 • 38 minutes, 44 seconds
Iced coffee, flies, static electricity
Chernobyl Exclusion Zone, what is dark matter and what would happen if flies don't exist?
11/28/2019 • 37 minutes, 10 seconds
Clitoris, mosquitos, genetics
How much information can your brain hold? How do genetics work and does the clitoris have multiple purposes?
11/21/2019 • 37 minutes, 15 seconds
Male mammal nipples, music genes, fruit flies
Why do male mammals have nipples? Do we have a music taste gene? Plus a fruit fly experiment.
11/14/2019 • 37 minutes, 32 seconds
Evil crows, bird funerals, swooping magpies
Ever wondered whether birds are evil? Plus do birds have funerals like humans do?
11/7/2019 • 31 minutes, 51 seconds
Exotic animals, unlocking the human brain and sleeping
Do you get squeamish at the sight of blood? Plus operating on fish and pollution in your lungs.
10/31/2019 • 36 minutes, 52 seconds
Floating tips, sound in space & aburpia
Why do we float horizontally in water? Why do some adults develop anaphylaxis? Is soda water good for you?
10/24/2019 • 36 minutes, 39 seconds
Itchy mouths, floating poo and stomach memory
Can you overcome gluten intolerance? Is toasted bread good for you? Should your poo sink or float?
10/17/2019 • 39 minutes, 13 seconds
Floating tanks, day light savings and holding in farts
What happens if you microwave a human? Is there anything wetter than water? What are the benefits of floating tanks?
10/10/2019 • 35 minutes, 38 seconds
Hungry galaxies, climate change and sleeping with eyes open
How will the galaxy Andromeda be feeding on our galaxy The Milky Way? Plus climate change, a positive future and sleeping with your eyes open.
10/3/2019 • 37 minutes
Evolving dogs, coffee shakes and webbed toes
Have the planets ever lined up in the solar system? Why can some people whistle in tune, but not sing in tune? Can you water plants using hot water?
9/26/2019 • 36 minutes, 35 seconds
Rising sea levels, brain's exploding and evolution
Is a Googleplex the biggest single number? Are rising sea levels only caused by ice melting? Why do we get blocked noses?
9/19/2019 • 38 minutes, 32 seconds
Bone density, inflammation and bionic eyes
Why do we have toe nails? Can we dry our clothes by freezing them? Why are sunrises and sunsets different colours?
9/12/2019 • 36 minutes, 48 seconds
Tongue flaps, pressure points and seal knees
Why do we need to pee when we get into water?
How long would humans last on earth if the sun disappeared?
Where do false memories come from?
9/5/2019 • 36 minutes, 11 seconds
Snake bites, popcorn and nuclear devices
Why do we get dizzy when we get up really quickly?
Why does hot water sound different to cold water when it comes out of the tap?
Why do cold and flu symptoms always feel worse in the morning and at night?
8/29/2019 • 36 minutes, 54 seconds
5G, MSG and solar panels
Why are storm clouds black?
How does the burning of the Amazon effect the world?
Why are some people more likely to get static shocks than others?
8/22/2019 • 33 minutes, 45 seconds
Decomposition, rigor mortis and coffins
Why do some people get hungry when around a dead body?
Is your brain still active after you die?
How long does it take for a body to decompose in a coffin?
8/15/2019 • 33 minutes, 41 seconds
Bubbles, bushfires and back burning
Why do fires burn faster uphill rather than down? Can you cook a chicken by slapping it? What are the affects of bushfires on trees?
8/8/2019 • 27 minutes, 44 seconds
Life on another planet, dusk masks and solar sailing
How do we better our memories? What do people who were born blind dream about? How much material is used to make one screw?
8/1/2019 • 32 minutes, 32 seconds
Exploding stars, dark matter and meteor's
Can cats land on their feet in space? Why are planets round? What would happen to the earth if the sun moved closer?
7/25/2019 • 37 minutes, 13 seconds
Swallowing flem, blue light glasses and fruit flies
Why does your dog rub itself in dirt right after you bath it? Do reverse cycle air conditioners have an impact on global warming? Why do you need to pee when it gets cold?
7/18/2019 • 33 minutes, 1 second
Terraforming, moon wind and getting lost in space
Are we terraforming the earth? Why was the American Flag flapping in Apollo 11 footage and what would happen if you were lost in space?
7/11/2019 • 37 minutes
Dry hands, nervous weeing and resetting your sense of smell
Do you have a fear of belly buttons? Why does your tummy grumble when you're hungry? If human's didn't interact with each other, would we walk like monkeys?
7/4/2019 • 34 minutes, 46 seconds
Jealously, falling off escalators and wobbly pens
Does fruit taste sweeter in the fridge? Are seagulls telepathic? Can indoor plants help with our air quality?
6/27/2019 • 36 minutes, 43 seconds
Hungry sneezing, remarkable redheads and the Tay Tay debate
What would happen if the whole world farted at once? Why do we hear our own voice differently to how others hear us? Can you scare someone better?
6/20/2019 • 36 minutes, 58 seconds
Period syncing, lip fillers and magic mushrooms
Why does coffee change taste as it cools down? Why do we get goosebumps? Do women's periods really sync up?
6/13/2019 • 34 minutes, 55 seconds
Car napping, stinging pineapple and your IQ
Can you change your own genetics? Does cold weather cause you to catch a cold? Why does my head throb when jumping on a trampoline?
6/6/2019 • 34 minutes, 45 seconds
Generic faces, slushie beers and 5G
Does spraying deodorant in your pits effect your health? Why don't I dream? How can I tell if I'm a loud chewer?
5/30/2019 • 0
Sympathy spews, chubby rain and full-moon craziness
Could you make off milk drinkable by boiling it? Are you heavier after taking a shower? Can computer viruses become real life viruses?
5/23/2019 • 0
Beard hairballs, purring pussies and green boogers
Do bees know they'll die if they sting someone? Why do I feel hungry after eating fruit? What material makes the best reusable coffee cup?
5/16/2019 • 38 minutes, 11 seconds
Muscle memory, buttery sweat and our robot overlords
Where does the wind come from? Can we affect other peoples dreams? Why do some people smell like butter when they sweat?
5/9/2019 • 34 minutes, 32 seconds
Asapargus wee, sweating underwater and an infinite cycle of yawning
Can we outgrow our allergies? Is it possible to tell if we're sweating underwater? Why does our stomach look much smaller when we wake up in the morning?
5/2/2019 • 41 minutes, 6 seconds
Hot and cold breath, tilting dog heads and an infuriating itch
Why shouldn't we eat our own poo? Why do bruises change colour? And the lady who literally picked her brain
4/17/2019 • 38 minutes, 19 seconds
A whole lotta black holes, rubbish eating volcanoes and weeing in the ocean
It's a big black hole celebration! Could one create a new universe? How can we take a photo of one? What would happen to your body if you entered one?
4/10/2019 • 39 minutes, 36 seconds
Headphone earwax, poisonous spiders and sticky things
Can different bird species communicate with each other? Why am I so sweaty? Why do animals have an even number of limbs?
4/3/2019 • 41 minutes, 30 seconds
Hacking driverless cars, killer blackheads and the earth's heartbeat
Do dogs have their own personalities? Can I reset myself to become a morning person? Can we use volcanoes to get rid of the worlds rubbish?
3/27/2019 • 35 minutes, 21 seconds
Submarines in space, lupis and nostril hairs
Can animals be allergic to humans? Why do people always go on holidays near water? Why do I sleep talk?
3/20/2019 • 37 minutes, 1 second
Static shocks, amputees and glow-in-the-dark chicken.
Why do people have different eye colours? Why don't plastic containers dry properly in the dishwasher? What is glow-in-the dark chicken? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
3/13/2019 • 37 minutes, 24 seconds
Red beard hairs, living underwater and movies on airplanes
Why do I sweat more on one side? Can smart watches cause cancer? Why is it easier to see when squinting? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
3/6/2019 • 36 minutes, 26 seconds
Cheek fillers, disappearing allergies and shower stinkies
Why do certain sounds give you goosebumps? Can drinking cows milk cause lots of health problems? Why does your body twitch as you're falling asleep? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
2/27/2019 • 33 minutes, 56 seconds
Chemical happiness, attractive bees and hot feet
How do you test sewerage for drugs? Did a hash brownie bring back my sense of smell? Why can't I burp? These science questions get answered this week, by science journo Bianca Nogrady and Uni of Sydney researcher Dr Alice Motion.
2/20/2019 • 38 minutes, 9 seconds
Live from Antarctica!
Your favourite scientist answers your icy cold questions, live from Casey Research station. With special guests Dr Ben Galton-Fenzi and Casey research station leader Chris MacMillian.
2/13/2019 • 38 minutes, 9 seconds
Brown vs white rice, dairy acne and smelly food farts
Is brown rice actually better for you than white rice? When you eat ice cream does it leave your body as poo or wee? And how do different foods affect the smelliness of your farts? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
2/6/2019 • 38 minutes, 52 seconds
Cement nails, beached whales and red hair changing colour
Does cement make your nails grow? Are the hiccups hereditary? Why is the sound of a plane flying so loud when you're outside it, but quiet when you're inside it? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
1/30/2019 • 37 minutes, 47 seconds
Cement nails, beached whales and red hair changing colour
Does cement make your nails grow? Are the hiccups hereditary? Why is the sound of a plane flying so loud when you're outside it, but quiet when you're inside it? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
1/23/2019 • 37 minutes, 47 seconds
Travelers constipation, freckles and dark energy
What is traveler's constipation? Why do I have freckles? How do black holes effect dark energy? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
1/16/2019 • 37 minutes, 35 seconds
Eating after 6pm, sleep cycles, bird farts
Why do I get stitches when I drive a Bobcat? Why do we stick our tongues out when concentrating? Why does black absorb more heat than white. Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
1/9/2019 • 38 minutes, 26 seconds
Deja Vu, sleep sneezes and eating vegan
Why is the sky blue? Do people age slower in cold climates? Is my water bottle infecting me? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
12/12/2018 • 37 minutes, 44 seconds
The perfect hot chocolate, body hair length, snorting
How do you make the perfect hot chocolate? Does snorting things destroy your sense of smell? What are the particles of atoms made of?
12/5/2018 • 37 minutes, 23 seconds
Sleep paralysis, hallucinations and meeting aliens
Do you get sicker if you pick your nose? How do you know to breathe? Why doesn't plastic cheese burn?
11/28/2018 • 37 minutes, 31 seconds
Brown rain, Chinese fusion and wax wraps
What causes bags under your eyes? Why does the sound of metal change when it's wet? Does classical music calm children? Dr Karl answers these questions and more, with guest host Karla Ranby on triple j Mornings.
11/21/2018 • 30 minutes, 55 seconds
Flies in winter, seeing underwater and concussions from gigs
Why do drug addicts like chocolate milk? Does donating blood burn calories? Where did the English language come from?
11/14/2018 • 40 minutes, 54 seconds
Musical Stockholm Syndrome, chip sweats, asthma itches
Comedian, actor and science enthusiast Bill Bailey helps Dr Karl answer these questions and more on triple j Mornings! Why do I get an itchy chin when I have asthma? Should we drive faster or slower when hitting a pothole? Can you develop Stockholm Syndrome for music genres?
11/7/2018 • 37 minutes, 4 seconds
Apple burps, dogs on the phone, the munchies
Why do you get hungry when you smoke marijuana? Why cant my dog hear my voice over the phone? Why do I burp after I eat an apple.
11/1/2018 • 36 minutes, 38 seconds
Chewing gum, tank water tea and plastic in fish
Have any frozen people been brought back to life? If we eat fish that has eaten plastic, how will that effect us? Why do my eyes keep changing colours?
10/24/2018 • 37 minutes, 15 seconds
Old people smell, farts in water, teeth whitening
Special guests Science Journalist Binaca Nogrady and Dr Alice Williamson join Linda Marigliano to answer your science questions.
10/17/2018 • 38 minutes, 27 seconds
Corn in poo, Keto diets and cancer causing meats
Why do some farts smell and some don't? What are so many people developing gluten intolerance? Can you ever be 100% healthy with food? In this food and nutrition special, Dr Karl answers these questions and more with special guests dietitian Dr Kyra Sim and USA nutrition expert Yvette d'Entremont.
10/10/2018 • 37 minutes, 7 seconds
Inner monologues, curly hair and exploding in space
Do bees know they'll die if they sting you? Why is fire red? Why doesn't our moon rotate? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
10/3/2018 • 33 minutes, 34 seconds
Heart beats, sex withdrawals and itchy thighs
Is there a set amount of water on planet earth? Why do I get itchy thighs when I exercise? What goes on inside your body when your heart 'beats out of your chest'? Can a loud noise impact the hearing of an unborn child? How long can you go without sex?
9/26/2018 • 36 minutes
Puppies, Arnold Schwarzenegger and memory
Why is the world's population 50% male and 50% female? Is it softer to run on the road or the footpath? How does skin know to grow back?
9/19/2018 • 36 minutes, 36 seconds
Essential oils, exploding eggs and upside down lightning
Is it better to pick up dog poo or let it fertilize? Do we lose our sense of taste as we get older? Why do I get itchy when I sneeze?
9/12/2018 • 38 minutes
Black holes, quantum computing and oncoming doom
Could our universe be a hologram? Can colliding black holes create musical notes? Will our universe collapse in on itself? Dr Karl and Professor Patrick Hayden from Stanford University answers these questions and more.
9/5/2018 • 39 minutes, 45 seconds
Talking dogs, DNA breakthroughs and mozzie bites
Can you teach your eyes to roll away from each other? Is it bad to cough on command? How do relaxation pods work? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.
8/29/2018 • 38 minutes, 35 seconds
Creating gold, clicking and skin flaps
Are there different species of humans? Is the earth getting heavier? Why can i put my dreams on hold? Dr Karl answers these questions and more, with guest host Karla Ranby on triple j Mornings.
Do cucumbers feel pain? Do mozzies have a purpose in the world? How do you measure a black hole?
8/15/2018 • 36 minutes, 28 seconds
Eating boogers, wasp stings, noise cancelling headphones
Dr Karl is back at it, answering all your science questions on triple j Mornings. Why do noise cancelling headphones cut out on the train? Why don't spiders get stung by wasps? Is eating boogers healthy?
8/8/2018 • 39 minutes, 11 seconds
Dying suns, falling in love and earwax
What makes a planet a planet? Why haven't we gone back to the moon? What'll happen to the International space station when we're done with it? Dr Karl is away for the month, so science journalist Bianca Nogrady is stepping in to be your science sherpa on triple j. Joining her today was Professor Lisa Harvey-Smith, astrophysicist with the CSIRO!
8/2/2018 • 34 minutes, 53 seconds
Poo shapes, floating poop, the three second rule.
Dr Karl is away for the month, so science journalist Bianca Nogrady is stepping in to be your science sherpa on triple j. And joining her today was Professor Clare Collins, Nutritionist at the University of Newcastle.
7/18/2018 • 37 minutes
Observable universe, new elements and black holes
Dr Karl is away for the month, so science journalist Bianca Nogrady is stepping in to be your science sherpa on triple j. And joining her today was Dr Jess Bloom, astrophysicist from the University of Sydney.
7/11/2018 • 33 minutes, 42 seconds
Cockroaches, bellybuttons and breastfeeding
Why do you always see dead cockroaches on their backs? Why is bellybutton fluff always dark blue? And could you get drunk from breast milk if the mother has been drinking?
7/4/2018 • 37 minutes, 10 seconds
Visual snow, dripping taps, waking up grumpy
What's 'visual snow'? Why will a dripping tap wake you up but torrential rain won't? Why do some people wake up grumpy?
6/27/2018 • 35 minutes, 52 seconds
Animal echolocation, salt and vinegar sweats, peeing when you get home.
How do animals that use echolocation travel in packs without it getting confusing? What's salt and vinegar chip-induced eyelid sweat about? Why do you need to go to the toilet when you get home, but not before?
6/20/2018 • 33 minutes, 48 seconds
Free electricity, sweaty palms and lion allergies
If you wrapped a wire around the world would you generate electricity? How does my partner make her hands sweat on cue? And if I'm allergic to housecats, would I be allergic to a lion?
6/13/2018 • 34 minutes, 52 seconds
Exploding beer, bath wrinkles, dog poop
Why did salt make my beer explode? Why doesn't your entire body wrinkle when you're in the bath? Why dont dogs poo and pee at the same time?
6/6/2018 • 36 minutes, 13 seconds
Cheese dreams, poo fungus, seeing stars
Why does cheese make you dream funny? Why is my dog's poo growing fungus? Why do I see stars when I sneeze?
5/30/2018 • 36 minutes, 26 seconds
Sneezing fits, pineapple juice and emotional smells
What causes a sneezing fit? Would your body dissolve in pineapple juice? Is your sense of smell related to your emotions?
5/23/2018 • 33 minutes, 40 seconds
Can maths predict the future?
Can maths predict the future? What about lotto numbers? Plus, the question that stumped the nation!
5/16/2018 • 26 minutes, 42 seconds
Hemp, nicotine and underwater spiders
Dr. Karl answers all your science questions, including; is coffee linked to cancer? Is there scientific proof of an afterlife? Why can't we control what we remember?
5/9/2018 • 38 minutes, 57 seconds
Falling, fainting and ponies
Dr. Karl answers all your science questions, including; can you get cold sores from a water cooler? Why do we have fingernails and toenails? Is spinach more nutritious when steamed?
4/26/2018 • 38 minutes, 37 seconds
Urine, missiles and extinction
Dr. Karl answers all your science questions, including; what happens during metamorphosis? How high do you have to be to see the curve of the Earth? What’s the point of shyness?
4/19/2018 • 35 minutes, 5 seconds
Rainbows, sunburn, and space junk
Dr. Karl answers all your science questions, including; can you prevent sleepwalking? Why do people sing without accents? What will happen if Ben and Liam eat that 11 year old cheeseburger?
4/12/2018 • 37 minutes, 26 seconds
Leaves, lava and wasps
Dr. Karl answers all your science questions, including; When will we have wind turbines for our homes? Does the full moon make you crazy? And the ever-important question – what came first, the chicken or the egg?
4/5/2018 • 36 minutes, 11 seconds
Piercings, soft drinks and homeostasis
Dr. Karl answers all your science questions, including; do solar panels work inside cars? Why do some people get bitten by mozzies more often? Do we all see the same colours?
3/29/2018 • 0
Vaccinations, yawns and regenerative limbs
Dr. Karl answers all your science questions, including; why does eye colour change? Is our perception of time Earth-centric? What's the best temperature to cook eggs?
3/22/2018 • 39 minutes, 7 seconds
Food, farts and faeces
Dr. Karl answers all your science questions, including; what's the deal with fecal transplants? How do preservatives affect your body? Should a grown man eat his vegetables?
3/15/2018 • 38 minutes, 35 seconds
Eggs, male PMS and the dark side of the moon
Dr. Karl answers all your science questions, including; can you breastfeed after being bitten by a snake? How do you create artificial gravity? How many nutrients are lost in frozen foods?
3/8/2018 • 37 minutes, 6 seconds
Allergies, time machines, and the meaning of 0
Dr. Karl answers all your science questions, including; is gravity stronger underground? Is raspberry cordial good for your gut? Which way do toilets flush on the equator?
3/1/2018 • 36 minutes, 58 seconds
Fasting, bluebottles and magnetic poles
Dr. Karl answers all your science questions, including; Is fasting good for you? How do bluebottles procreate? Are the magnetic poles changing places?
2/22/2018 • 35 minutes, 52 seconds
Itching, morning sickness & tazers
Dr. Karl answers all your science questions, including; what's the point of hiccups? Should you floss after brushing? Does sound travel in space?
2/15/2018 • 37 minutes, 23 seconds
Smells, The Pill & eclipses
Dr. Karl answers all your science questions, including; can you incubate eggs under your arm? Do all mammals yawn? How does music affect the brain?