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PODCAST

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!

science

All Episodes

0:42:00

Star colours, harvesting lightning and undiscovered...

Dr Karl Podcast ·

2025/08/07

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.

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0:39:00

Second winds, fish farts and hot chips

Dr Karl Podcast ·

2025/07/31

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.

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0:39:00

Nap sweats, drunk bugs and taste buds

Dr Karl Podcast ·

2025/07/24

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.

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0:40:00

Sleep inertia, space rocks and longevity pills

Dr Karl Podcast ·

2025/07/17

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.

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0:41:00

Outback hygiene hacks, echidna entrées and a world...

Dr Karl Podcast ·

2025/07/10

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.

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0:40:00

Queen bees, anaphylaxis and bee hotels

Dr Karl Podcast ·

2025/07/03

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.

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0:37:00

Chocolate dreams, deep sea pressure and the...

Dr Karl Podcast ·

2025/06/26

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.

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0:41:00

Bee stings, broken hearts and brain rot

Dr Karl Podcast ·

2025/06/19

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.

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0:39:00

Aphantasia, smelling to survive and bionic vision

Dr Karl Podcast ·

2025/06/12

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.

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0:43:00

Plastic sweat, alien life and how to be a morning person

Dr Karl Podcast ·

2025/06/05

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.

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0:41:00

Colder temperatures, dog lookalikes and colour...

Dr Karl Podcast ·

2025/05/29

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.

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0:39:00

Slow-mo animals, breathing powers and the science of...

Dr Karl Podcast ·

2025/05/22

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.

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0:39:00

The origins of BBQ, fecal bacteria and the Seven Sisters

Dr Karl Podcast ·

2025/05/15

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.

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0:39:18

Smoke alarms, airplane mode and chemtrails

Dr Karl Podcast ·

2025/05/08

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.

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0:43:38

Meat glue, cold remedies and roadkill

Dr Karl Podcast ·

2025/05/01

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.

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0:39:16

Rollercoaster retirement, winking, and zombie stars

Dr Karl Podcast ·

2025/04/24

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.

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0:38:05

Alien planets, sea sickness 101 and the perfect...

Dr Karl Podcast ·

2025/04/17

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

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0:40:22

Jet lag, dire wolves and scented farts

Dr Karl Podcast ·

2025/04/10

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.

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0:43:12

Crime scenes, sweat logic and fighting misinformation

Dr Karl Podcast ·

2025/04/03

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.

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0:40:53

Cloud seeding, endorphins and heartstrings

Dr Karl Podcast ·

2025/03/27

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.

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347 results

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