Dr Karl Podcast

Why do our ears produce wax? What is the storage capacity of the human brain? And will we ever run out of music combinations?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

Does sneezing cure nausea? Why do brown paper bags ripen produce? And how does aromatherapy work?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

Is nicotine a laxative? Are mental health conditions hereditary? And can you retrain gut bacteria? Dr Kate Thomas, Dr Caitlin Thurn and Dr Karl answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

What does space smell like? Why does a beer taste different with breakfast? And why is the 'feels like' temperature different to the actual temperature? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

Does sex get rid of a headache? If you're on hormonal contraception, do you still release an egg each month? And when you eat corn, why does it come out the other end in one piece?  Dr Naomi Koh Belic and Dr Theresa Larkin answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

Why do our dogs love us so much? Can the temperature change our sense of smell? And could the evolution of dinosaurs happen again? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

Why do you get a full body shiver after using the toilet? Why is the sky a different colour in WA? And why are celestial orbits on the same horizontal plane? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

How do one way mirrors work? Why do you need to sneeze when you look at the sun? And why does driving feel faster at night? Dr Karl answers these questions and more on triple j Mornings with Sam Lane. Got a question for Dr Karl - submit it here https://ab.co/askKarl

How different would the environment be if the thylacine wasn't wiped out? Are animal sightings symbolic? And why do bower birds collect blue items? Dr Karl and Deadly Science's Corey Tutt answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl Follow Deadly Science here:  https://www.instagram.com/deadlyscienceorg/?hl=en

Why is red light more environmentally friendly? Which science fiction is the most realistic about our present and future? And what triggers thirst versus hunger? Dr Karl and Sci_Burst’s Ella and Isabel answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl Listen to Sci_Burst here or wherever you get your podcasts!

What is the best kind of shade? Why are some rocks older than others? And is winter the dustiest season? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

Can we be profiled by the video games we play? Why does time fly when you're having fun? And what can gaming teach us about real-world science? Dr Karl and Professor Marcus Carter answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl  Find out more about Marcus' work with Sydney Games and Play Lab here!

Should you depart from your favourite dish? How soon can we become superhumans? And where is the universe going? Dr Karl answers these questions and more on triple j Mornings with Sam Lane. Got a question for Dr Karl - submit it here https://ab.co/askKarl

What is the best method for dunking biscuits in a hot cuppa? Does water weigh the same inside our bodies as out? And is telling a burp from a fart just a gut feeling?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

What will humans evolve next? How do our phones make 3D scans? And why do random objects appear in the ground?   Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

Are we being stalked by fish? Can pine cones predict the weather? And how do planes actually take off? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

Why are we obsessed with true crime? Do we need to be afraid of death? And does our water come from dead people? Dr Karl and Dr Hannah Gould answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl  And stay up to date with Dr Hannah via her socials! If you or anyone you know needs support, help is available. Call Lifeline on 13 11 14. Producer: Josh Brennan Science with Dr Karl is an ABC podcast, produced by triple j. It is recorded on Gadigal Land. We pay our respects to elders past and present. We acknowledge Aboriginal and Torres Strait Islander peoples as the First Australians and as the original and continuing innovators of science, technology, engineering and mathematics on the land we live, work, and learn.

Could artificial intelligence learn to have a personality? How powerful would AI become with a quantum computer? And what is the best way to adapt to a rapidly-changing world? Dr Karl and Dr Petr Lebedev answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl  And make sure to stay up to date with Petr via his socials!

Is blood really a liquid? Can cats predict a period? And would a soft drink save your life in the wild? Dr Karl and Dr Theresa Larkin answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl  Stay up to date with Theresa's work via her socials: @drtheresalarkin

When are we going to start time travelling? Why does our brain slow down in near-death experiences? And how do we know what it's like to lick different surfaces?  Dr Karl, Professor Geraint Lewis and Caitlin Thurn answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl And search Artemis Project to find out more about the work Caitlin does supporting students through their education.

What do we want from the moon? Are our feet faster than us? And what's Dr Karl's favourite flavour of milk?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl

Is it bad to rub your eyes? What do birds get up to during migration? And which hair colour is the strongest?  Zoe Kean answers these questions and more on triple j Mornings with Sam Lane. Got a question for Dr Karl - submit it here https://ab.co/askKarl

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.

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.

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.

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.

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.

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

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

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.

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.

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.

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!

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!

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!

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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.

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

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

It turns out, you have A LOT of science (and not-science) questions for Dr. Karl - and he's going to answer them!

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 triple j Mornings with Jaimee Taylor-Nielsen.

It turns out, you have A LOT of science (and not-science) questions for Dr. Karl - and he's going to answer them!

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

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 live stage!

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

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 live stage!

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 Napoli answer these questions and more on triple j Mornings with Lucy Smith during National Science Week.

Dr. Karl is jumping into your feeds with a very important message!

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

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 with Lucy Smith.

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 more on triple j Mornings with Lucy Smith.

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 triple j Mornings with Lucy Smith.

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 Karl, Corey Tutt and Tiahni Adamson answer these questions and more for this NAIDOC Week special of Science Hour on triple j Mornings with Lucy Smith.

Do bees have different personalities? Can local honey really cure your allergies? And how can we support native bee populations? Bee expert Clancy Lester and Bianca Nogrady answer these questions and more on triple j Mornings with Lucy Smith.

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

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 questions and more on triple j Mornings with Lucy Smith.

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

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

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

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 these questions and more on triple j Mornings with Bec Charlwood.

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 Karl and Zoe Kean answer these questions and more on triple j Mornings with Lucy Smith.

Does blending ingredients in a smoothie destroy their nutrients? How do we distinguish between phantom smells and real smells? And are infrared saunas safe? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Why am I always running out of conditioner before shampoo? How come mozzies bite some people and not others? And does a dog's sense of smell give it a better memory? Dr Karl answers these questions and more on triple j Mornings with Jaimee Taylor-Nielsen.

What influences intelligence? Does the earth's rotation affect flight time? And what temperature will de-fog your windscreen? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Is it possible to breathe through our ears? Why do we always queue in a snake form? And what's hiding in the rest of the ocean?     Dr Karl answers these questions and more on triple j Mornings with Jaimee Taylor-Nielsen

What would happen if the Moon was bigger than Earth? How is sandpaper made? And does glue dry in space? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Do cortisol detoxes work? Can our bodies predict rain with pain? And is this Halsey lyric - ‘the father's DNA stays inside the mother for 7 years’ - scientifically accurate? Bianca Nogrady and Dr Theresa Larkin answer these questions and more on triple j Mornings with Lucy Smith.

Do animals have different blood types? How was the earth's core created? And back to basics - why is the sky blue? Bianca Nogrady answers these questions and more on triple j Mornings with Lucy Smith.

Why are we so helpless as babies? Are cats targeting people with allergies? And if we could bring back dinosaurs, would they survive? Zoe Kean answers these questions and more on triple j Mornings with Lucy Smith.

How does our body tell us we're thirsty? Do trees get cancer? And if the entire world flooded, could we all turn into fish people?   Bianca Nogrady answers these questions and more on triple j Mornings with Lucy Smith.

Where is wind going? Are ants able to predict rain? And why do sportspeople train at higher altitudes? Bianca Nogrady answers these questions and more on triple j Mornings with Lucy Smith.

Why does the contraceptive pill affect your dreams? Can your pet watch you weld? And is there a science behind the tension shifting in a room? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

What are the most effective ways to decrease exposure to microplastics? Is there a link between planet alignment and weather patterns? And what would happen if an asteroid hit the earth? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

What’s the next step in human evolution? Are there any land animals that produce electricity? How do bees select their flowers? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

What's the difference between AM and FM radio? Why does plucking our eyebrows make us sneeze? And how do you stop a fart from following you into the next room? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Is time an illusion? Do our brains lie to us after a late-night shift? And why did our bodies decide we don't need hairy feet? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

What would it take to shift the Earth's axis? How does the body process radiation from the sun? And is memory an innate skill or something we learn? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

What invasive species tastes the best? What would happen if we eradicated feral cats? And how does your body respond when you start eating meat again after years of being vegetarian?  Dr Karl and special guest Professor Phill Cassey answer these questions and more on triple j Mornings with Lucy Smith.

How long can humans survive without food? Why does coffee taste different when it goes cold? And will quantum computing and AI be the end of humanity?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

In the last episode of our three-part summer series, we’ll be looking back at your best questions about the human body. We’ll delve into questions like does drinking apple cider vinegar improve gut health? How effective are collagen supplements? And what happens if you hold your urine in for too long?

In this episode of A Summer of Science, we’ll be looking back at your best questions about the future. We’ll dive into how reintroducing extinct animals might shape our future, if robots will take our jobs, and what cool burning is and the role it might play in an increasingly warmer climate.

Over the next three weeks, we’ll be looking back at your best questions of 2024 and we’re kicking things off with space.  In this episode we’ll answer things like is there any science behind astrology? Can you have sex in space? And do aliens really exist?

Does your blood type impact your dietary requirements? Is blue green algae safe to swim in? And why are there so many cicadas around this year?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Can we really hear the ocean in a seashell? What is considered the "right" amount of water? And why do our ears pop when we have the windows down while driving? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

Does intermittent fasting affect your metabolism? Why do you feel nerves in your gut? And could hay fever reignite food allergies? Dr Karl and special guest Dr Clare Collins answer these questions and more on triple j Mornings with Lucy Smith.

Why do we have eyebrows? Is there a way to predict the future of evolution in humans? And what would our doctors ask Charles Darwin at a dinner party?  Dr Karl and special guest Zoe Kean answer these questions and more on triple j Mornings with Lucy Smith.

How does alcohol affect your sleep? Can energy be destroyed? And how do snakes stay so clean? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

What impact would living on Mars have on our bodies? Could we ever have 'Earth' on our identification? And how are the astronauts stuck on the International Space Station going? Dr Karl and special guest Dr Adrian Brown answer these questions and more on triple j Mornings with Lucy Smith.

Is math a human invention or something we discovered? How many ways are there to count? And can math offer a solution to microplastics?  Dr Karl and special guest Matt Parker answer these questions and more on triple j Mornings with Lucy Smith.