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 26th August 2026
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 26th August 2026
    10:30 am - 11:00 am

    Dr Karl joins Susan Graham-Ryan on ABC Townsville

  • Wednesday 26th August 2026
    7:00 pm - 7:30 pm

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

  • Thursday 27th 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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Male mammal nipples, music genes, fruit flies

Why do male mammals have nipples? Do we have a music taste gene? Plus a fruit fly experiment.


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Static shocks, amputees and glow-in-the-dark chicken.

Why do people have different eye colours? Why don’t plastic containers dry properly in the dishwasher? What is glow-in-the dark chicken? Dr Karl answers these questions and more, with host Linda Marigliano on triple j Mornings.

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Eating boogers, wasp stings, noise cancelling headphones

Dr Karl is back at it, answering all your science questions on triple j Mornings. Why do noise cancelling headphones cut out on the train? Why don’t spiders get stung by wasps? Is eating boogers healthy?