Dr Karl Podcast

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.

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.

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.

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.