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Dr Karl Podcast

Latest episodes

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Jul 3, 2025 • 40min

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 Clancy Lester and Bianca Nogrady answer these questions and more on triple j Mornings with Lucy Smith. 
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Jun 26, 2025 • 37min

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 answers these questions and more on triple j Mornings with Lucy Smith. 
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Jun 19, 2025 • 41min

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 questions and more on triple j Mornings with Lucy Smith. 
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Jun 12, 2025 • 39min

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?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 
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Jun 5, 2025 • 43min

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

Discover how cockatoos master urban challenges like figuring out water bubblers! Delve into the science behind laughter's physical effects and explore the allure of having an exoskeleton. The conversation also tackles the mysteries of alien life and the intriguing concept of 'revenge sleep.' Learn how dietary choices influence taste perception, and why some experience nasal dripping while hiking. Engage with fascinating insights that blend humor, science, and audience curiosity.
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May 29, 2025 • 41min

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 these questions and more on triple j Mornings with Lucy Smith. 
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May 22, 2025 • 39min

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 these questions and more on triple j Mornings with Bec Charlwood. 
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4 snips
May 15, 2025 • 39min

The origins of BBQ, fecal bacteria and the Seven Sisters

Zoe Kean, a science communicator and evolutionary expert, dives into fascinating topics with Dr. Karl. They discuss how living together can make us resemble our roommates, linking it to environmental factors and deep bonds. The conversation highlights the origins of cooking and its impact on human evolution. Zoe also sheds light on the significance of ancient fossils like Lucy, revealing new insights into our evolutionary journey. Plus, they tackle the intricacies of hygiene in everyday life and the science behind sound perception.
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May 8, 2025 • 39min

Smoke alarms, airplane mode and chemtrails 

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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May 1, 2025 • 44min

Meat glue, cold remedies and roadkill 

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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