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Science with Dr Karl
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Next up on the Radio

  • Wednesday 18th February 2026
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 18th February 2026
    7:00 pm - 7:30 pm

    Dr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland

  • Thursday 19th February 2026
    11:00 am - 12:00 pm

    Dr Karl joins Lucy Smith on ABC Triple J Science Mornings

  • Thursday 19th February 2026
    2:00 pm - 2:30 pm

    Dr Karl joins Joel Rheinberger on ABC Hobart


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National Geographic Kids

All About Pythons

Pythons, pythons, pythons! If you’re an animal, it’s easy to be a top predator! All you need is sharp eyes and ears, strong arms and legs and some scary weaponry such as big teeth, claws or talons. But what if you have no arms or legs, no ears, and no claws? How do you function as a […]

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Lunchbox discoveries, Coronavirus, tastebud balls

In this episode Dr Karl makes a brand new, ground breaking, mind blowing discovery that has changed his life. 


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Bubbles, bushfires and back burning

Why do fires burn faster uphill rather than down? Can you cook a chicken by slapping it? What are the affects of bushfires on trees?

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Chewing, soy, protein

Could you last on a deserted island, Tom Hanks style? Are bananas actually healthy? Is my vegetarian diet affecting my PCOS? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Professor Clare Collins from the University of Newcastle