
Dr Karl Podcast
475 episodes — Page 1 of 10
The full moon, earworms & tickling
Honeybees, climate change and pollination
Radio stars, spiral galaxies and threadworms
The third eye, scented candles and norovirus
Black tea, pins & needles and toilet doors
Calcium v. iron, E=mc² and The Pill
Axolotls, hydration and escalators
Endometriosis, oversleeping and 'irritable male syndrome'
Alzheimer's, furry friends and spider webs
Cold sores, facial hair and double rainbows
Dirt bikes, flat earthers and illegal drugs
Thylacines, blocked noses and bird flu
Pokémon, off-grid festivals and cannabinoids
The meaning of life, shark attacks and the Large Hadron Collider
Gamer brain, VR immersion and gacha gambling
Shower farts, regenerative bodies and bass face
Dog breath, ugly cry face and sleeping pelicans
Magic mushrooms, hiccup rhythms and meteorites
Peptide tans, brain charge and seeing in the dark
The history of burials, mushroom spore suits and hydro cremation
AI ethics, touching grass and the AMOC
The vagus nerves, lightspeed travel and peripheral night vision
Rogue planets, dark matter and time dilation
Nose picking, dermatillomania and the weight of the world
Leech brains, animal instincts and echidna quirks

Artemis II, decomposition and breast milk
Do soap suds affect cleanliness? How does salt in the ocean form? How many mushrooms would it take to decompose a human body?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Faster-than-light travel, the Van Allen Belt and AI space exploration
Why do we go to space? How do you design a rocket? And what movie about space gets it most right?Dr Karl and special guest Jaxon Liebeck answer these questions and more on triple j Mornings with Lucy Smith.

Super voids, satellite noise and asteroid navigation
Are black holes really holes? How heavy is a dark star? And what happens when we're mindful?Dr Karl and Dr Laura Driessen answer these questions and more on triple j Mornings with Lucy Smith.

Morning vs. motion sickness, sunburnt eyes and colour blind dreams
Does light travel forever? Why does the dancefloor get so sweaty? And can your friends match your freak?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Share house smells, sleeping mosquitoes and multiverse supercomputers
Why are chocolate and coffee the perfect pair? What's the point of having hairy feet? And how do you make the perfect frozen marg?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Synesthesia, lime cordial v. bacteria & fusion reactors
Does a plucked hair grow back? Why does nicotine suppress your appetite? And how high is the sky?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith

The Challenger Legacy - new Dr Karl podcast
Doctors, here's a sneak peek of a brand new podcast co-hosted by Dr Karl.

Murphy's Law, mouth ulcers and MSG
Where is the centre of the universe? What would happen if the speed of light increased? And what is Dr Karl's favourite maternity fact?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Human buoyancy, acclimatising and syncing periods
Would we die without dioxygen? Where did spiders come from? And can you learn to hack the cold?Dr Karl and Zoe Kean (OAM!) answer these questions and more on triple j Mornings with Lucy Smith.

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 Karl answers these questions and more in this special episode of Science with Dr Karl with Lucy Smith.

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 Karl and special guests for a look back on some of our favourite questions from this year all about life hacks!

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 Lucy, Dr Karl and special guests for a look back on some of our favourite questions from this year all about the human body!

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 and special guests for a look back on some of our favourite questions from this year all about space!

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 answers these questions and more on triple j Mornings with Lucy Smith.

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 more on triple j Mornings with Lucy Smith.

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 Larkin answer these questions and more on triple j Mornings with Lucy Smith.

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 questions and more on triple j Mornings with Lucy Smith.

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 more on triple j Mornings with Lucy Smith.

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 and more on triple j Mornings with Lucy Smith.

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 questions and more on triple j Mornings with Lucy Smith.

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 more on triple j Mornings with Lucy Smith.

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 more on triple j Mornings with Lucy Smith.

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?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

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 questions and more on triple j Mornings with Lucy Smith.

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 our digestive system?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.