Dr Karl Podcast

By triple j

Science & Medicine

What's Dr Karl Podcast about?

Join Dr Karl Kruszelnicki, Lucy Smith and their scientific guests, with a bunch of curious triple j listeners for a weekly injection of science, myth-bashing and answers!

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111 ratings

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LAST EPISODE

Radioactive ooze, dodging b...

09.28.2023

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? ...

Dr Karl Podcast episodes:

09.28.2023 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? ...
09.21.2023 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.
09.14.2023 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.
09.07.2023 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 ...
08.30.2023 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.
08.24.2023 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 ...
08.16.2023 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 ...
08.10.2023 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.
08.03.2023 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 ...
07.26.2023 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 ...
07.20.2023 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 ...
07.13.2023 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.
07.06.2023 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.
06.29.2023 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 ...
06.22.2023 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.
06.15.2023 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 ...
06.08.2023 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.
06.01.2023 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.
05.25.2023 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.
05.18.2023 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 ...
05.11.2023 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.
04.27.2023 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.
04.20.2023 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.
04.13.2023 Antibiotics, Tastebuds & Supernovas Do flies 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.
04.06.2023 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.
03.30.2023 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.
03.23.2023 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.
03.15.2023 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.
03.08.2023 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
03.01.2023 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.
02.22.2023 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 ...
02.15.2023 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.
02.08.2023 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.
02.01.2023 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.
01.25.2023 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.
01.19.2023 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
01.12.2023 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
12.15.2022 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.
12.08.2022 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.
12.01.2022 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.
11.24.2022 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.
11.17.2022 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.
11.10.2022 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.
11.03.2022 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.
10.26.2022 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 ...
10.19.2022 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 ...
10.12.2022 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.
10.05.2022 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 ...
09.28.2022 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.
09.14.2022 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 ...

Older episodes

Dr Karl Podcast

What's Dr Karl Podcast about?

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Dr Karl Podcast episodes:

Radioactive ooze, dodging bullets and limitless brain

Varrora mites, El Nino and ocean salt

Evolution, knees and static electricity

Time travel, seahorses and climbing stairs

Worms, congestion and the blue moon

Powder scams, turtle insulation and lemon hot water

Planet 9, asparagopsis and plant frequencies

Fresh sheets, frozen bacteria and facepalms

Aliens, freediving and AI paradoxes

Jacked bulls, space navigation and farts

Super taste, lasagna leftovers and potato energy

Sharks, Chilli and Belly Button Fluff

Astronomy, Animals and Radio Waves

Winter chills, Electricity & Mud

Rainbows, Goosebumps and The Winter Solstice

Merging galaxies, sound barriers & anesthetic

Antimatter, Blood Pressure & Gravity Simulators

Earthquakes, Testosterone & Coffee Poo

Microwaves, Kissing & Breath Testing

Sugar, Chewing & Metabolism

Electronic Noses, Winter Snuffles & Space Sunburn

Aurora Australis, budgies & coffee

Eclipse, DNA & Contagious Lifestyles

Antibiotics, Tastebuds & Supernovas

Snot, Tanning & Planets

Wombats, Dinosaurs & Hormones

Bendy bones, lonely octopus and shark nurseries

Chilli, Anemone & Jellyfish in Space

Tickles, Deodorant & Grapes

Morning Breath, Energy & Aurora Australis

Fungus, Motion sickness & Ageing

Evolution, Ethanol & Venom

Clouds, Space & Storms

Blue Bottles, Sun & Farts

Cicadas, Mints & Urine

Hot prawns, rubber shoes & sad songs

Flickering lights, snake digestion and air conditioners

Atoms, farts & boiled eggs

Invincibility, sphincters & mirrors

Dark matter, astrology & globular clusters

Fecal transplants, sunscreen & nasal sprays

Experiments, Surgeries & Melting

Caffeine, Cockroaches & Non-stick Pans

Snoozing, jellyfish toxin & phantom smells

Supplements, Digestion & Food

Terraforming, Rovers & Mars

Dog Breeds, Elements & Insects

Coral Reefs, Bleaching & Marine Biology

Space Collisions, Identical Twins & Steam Boats

Bananas, Spiders & Sun Gazing