Dr Karl
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Triple J Science with Dr Karl

Triple J Science with Dr Karl
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Next up on the Radio

  • Wednesday 12th August 2026
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 12th August 2026
    10:30 am - 11:00 am

    Dr Karl joins Susan Graham-Ryan on ABC Townsville

  • Wednesday 12th August 2026
    7:00 pm - 7:30 pm

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

  • Thursday 13th August 2026
    9:30 am - 10:00 am

    Dr Karl joins Rory McClaren on ABC Adelaide


Latest Books

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Recent Articles & Stories

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National Geographic Kids

Ants Are Strong and Clever

Dr Karl investigates ants and their behaviour Did you know that ants can only lift or drag a heavy load? They don’t do a lot of pushing… So how do they manage to manoeuvre a big piece of tasty food back to their nest so efficiently? Let’s consider an ant stumbling across a cat’s dinner. […]

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Hemp, nicotine and underwater spiders

Dr. Karl answers all your science questions, including; is coffee linked to cancer? Is there scientific proof of an afterlife? Why can’t we control what we remember?


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Beard hairballs, purring pussies and green boogers

Do bees know they’ll die if they sting someone? Why do I feel hungry after eating fruit? What material makes the best reusable coffee cup?

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Clitoris, mosquitos, genetics

How much information can your brain hold? How do genetics work and does the clitoris have multiple purposes?