Dr Karl Podcast
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Dr Karl Podcast
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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Human cannonballs, outrunning the Sun and burning beds
Does Missy Higgins have geometrically impossible standards? How high do hot air balloons go? And how much is too much 'Sugar On My Tongue'?
Dr...
Hangovers, mosquitos and manifestation
What's the fastest way to cool down a room? How helpful is a stiff drink on a sick day? And is weeing in the shower good for you?
Join Lucy, Dr...
Bionic eyes, poop schedules and aphantasia
Does Halsey understand DNA properly? How long should we cryogenically freeze ourselves for? And can we learn how to remember everything?
Join Lu...
The age of space, explosive planets and black hole portals
How much can a black hole consume? Would anything happen if we all jumped at once? And which planet would have the best gigs?
Join Lucy, Dr Karl...
Disappearing poos, capsaicin receptors and cane toads
What muscles are required for a yawn? How does jewellery affect our skin? And what's the connection between atoms and physical pain?
Dr Karl ans...
The speed of darkness, sticky spider webs and drinking snow
How far into space could we hear the Js? What actually causes 'the runs'? And is drinking snow hydrating?
Dr Karl answers these questions and mo...
Hair loss, bone density and body glitter vs. sunscreen
Can you taste with just a sense of smell? Is it possible for your immune system to reset? And what causes period shits?
Dr Karl and Dr Theresa L...
Hair of the dog, photographic memories and shingles
Where does all our energy go when we die? Why do humans laugh? And is rain water or tap water better for plant growth?
Dr Karl answers these que...
Frozen vs fresh veggies, soap suds and nangs
Would an invisible person be blind? Can you have too much muscle? And who teaches bees how to make honey?
Dr Karl answers these questions and mo...
Frisson, cryogenic freezing and thylacines
What's the deal with Neil the Seal? Can you sniff a fart away? And what does sickness smell like?
Dr Karl and Zoe Kean answer these questions an...
Pollen peaks, jump scares and alcohol vs mood
Is there a link between albedo and climate change? Are four-leaf clovers really that lucky? And could ants rule the world?
Dr Karl answers these...
Butt breathing, plovers and flammable water
How will the universe end? What makes weight lighter in the pool? And with enough helium, could we float?
Dr Karl answers these questions and mo...
AI consciousness, sleep paralysis and onion tears
Do ants outweigh humans? Are we getting any more water on Earth? And why do dreams leave us on cliffhangers?
Dr Karl answers these questions and...
Motion sickness, 3I/ATLAS and cross-breeding
What would happen to the universe if we could time travel? How fast does the earth move? And at what point does our brain switch from awake to asleep?...
The science of cringe, meat juice & psychedelic shrimp
Will trees adapt to climate change? What causes migraine auras? And what happens in your body when you quit vaping?
Dr Karl answers these questi...
Fibre, the carnivore diet & drunk hamsters
How does boiling water affect tea? What is the instant smell from a packet of salt and vinegar chips? And how do carbohydrates and protein interact in...
Smelly sneezes, stress seizures & sound proofing
What's the correlation between black holes and time travel? Do batteries weigh less when they are empty? Why do some people develop indigestion later...
Wee-Lemons, Life On Mars & Moon Balloons
Should you really be weeing on your lemon tree? How close are we to finding proof of life on Mars? And what would happen to a helium balloon in zero g...
BONUS: Parmigianas, shopaholics and small talk
It turns out, you have A LOT of science (and not-science) questions for Dr. Karl - and he's going to answer them!
Hypnotism, Sunscreen and Simulation Theory
What is the science behind Deja-Vu? Do we all see the same colours? Does cotton cause indigestion?
Dr Karl answers these questions and more on t...
BONUS: Life on Mars, bum cracks and the power of optimism
It turns out, you have A LOT of science (and not-science) questions for Dr. Karl - and he's going to answer them!
Changing seasons, vape smoke and heat cream vs. hand lotion
What would happen if we all jumped at once? Is there anything a black hole can't swallow? And what cooks faster, baked or boiled sweet potato?
D...
Science with Dr. Karl LIVE - Hosted by Lucy Smith: Part Two!
Whether you listen on the radio every Thursday, on YouTube or from your podcast feed, we've taken the show you know and love and brought it to the liv...
Manifestation, earthquakes and sun sneezes
Why does saliva assist suction (get your head outta the gutter!)? Can our eyes really change colour? And which planet would host the best for gigs?
Science with Dr. Karl LIVE - Hosted by Lucy Smith: Part One!
Whether you listen on the radio every Thursday, on YouTube or from your podcast feed, we've taken the show you know and love and brought it to the liv...
3I/ATLAS, The Great Attractor and parent black holes
What's on the other side of a black hole? How hot does 'hot' go? And seriously, what came first: the chicken or the egg?
Dr Karl and Krystal De...
A Special Message from Dr. Karl!
Dr. Karl is jumping into your feeds with a very important message!
Star colours, harvesting lightning and undiscovered elements
Why is gossip so irresistible? Which is faster between heating and cooling? And do we need to prepare for aliens this November?
Dr Karl answers...
Second winds, fish farts and hot chips
How old is space? Why do we need sleep? And what determines our poop schedule?
Dr Karl answers these questions and more on triple j Mornings wit...
Nap sweats, drunk bugs and taste buds
Was there rain during the ice age? Why do back scratches feel so good? And how does Dr. Karl start his day?
Dr Karl answers these questions and...
Sleep inertia, space rocks and longevity pills
Is dirt as dirty as it seems? What's the purpose of a virus? And is Australia apocalypse-ready?
Dr Karl answers these questions and more on trip...
Outback hygiene hacks, echidna entrées and a world without friction
How do First Nations teachings inform modern-day science? Do animals love the same way humans do? And how do spiders find their way home?
Dr Kar...
Queen bees, anaphylaxis and bee hotels
Do bees have different personalities? Can local honey really cure your allergies? And how can we support native bee populations?
Bee expert Clan...
Chocolate dreams, deep sea pressure and the Goldilocks Zone
Could we evolve into sea being if we were in water enough? What causes knots in your muscles? And do fish ever get thirsty?
Bianca Nogrady answe...
Bee stings, broken hearts and brain rot
Why is the dead of night so cold? Can the Earth generate its own electricity? And can we clear up whether water is clear?
Dr Karl answers these...
Aphantasia, smelling to survive and bionic vision
Why is it colder the closer we get to the Sun? Are stiff drinks or soft drinks better for fighting sickness? And can we recreate the human brain?
Plastic sweat, alien life and how to be a morning person
How did a crackle of cockatoos figure out a water bubbler? Why do we get weak - literally - when we laugh? And would having an exoskeleton be all it's...
Colder temperatures, dog lookalikes and colour perception
How scientifically accurate is Bee Movie? What would happen if the Earth had a twin? And what is Dr. Karl's favourite story?
Dr Karl answers the...
Slow-mo animals, breathing powers and the science of cat scratches
Can we sniff our farts away? Are birthday twins just a coincidence? And why do menstrual cramps hurt more than stomach aches?
Dr Karl answers th...
The origins of BBQ, fecal bacteria and the Seven Sisters
Is it possible to turn into your roommates? How did the living DNA code come to exist? And when did we first start using kitchen utensils?
Dr Ka...