Why do we get bags under our eyes when we’re tired? Why do my fingernails grow faster when I’ve been drinking? Why do I always sneeze five times in a row – never four, never six?
Dr Karl answers these questions and more, on triple j mornings with Tyrone Pynor.

Wissenschaft & Technik
Dr Karl Podcast Folgen
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!
Folgen von Dr Karl Podcast
241 Folgen
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Folge vom 14.04.2022Under-eye bags, fingernail growth, sneezing
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Folge vom 08.04.2022Double yolkers, common cold, tirednessWhere do double yolkers come from? Why is it so hard to shake the common cold? Why does tiredness effect our perception of time and speed? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
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Folge vom 31.03.2022Manufactured ozone, microwaved food, life adviceWhy can't we just make ozone in a lab to replenish what has been lost due to climate change? Is it okay to microwave food twice? What's the best life advice Dr Karl has been given? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
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Folge vom 24.03.2022The multiverse, alien existence and fit astronautsToday Dr Lucy and Dr Karl are joined by special guest astrophysicist Professor Geraint Lewis to answer all your questions from around the cosmos. Can you get moonburnt? Could we ever move at the speed of light? How did the big bang happen? What's on the other side of the universe? Dr Karl and Professor Geraint Lewis answer these questions and more on triple j Mornings with Lucy Smith.