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Science with Dr Karl
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Next up on the Radio

  • Wednesday 22nd October 2025
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 22nd October 2025
    10:30 am - 11:00 am

    Dr Karl joins Susan Graham-Ryan on ABC Townsville

  • Wednesday 22nd October 2025
    7:00 pm - 7:30 pm

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

  • Thursday 23rd October 2025
    9:30 am - 10:00 am

    Dr Karl joins Rory McClaren on ABC Adelaide


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Exotic animals, unlocking the human brain and sleeping

Do you get squeamish at the sight of blood? Plus operating on fish and pollution in your lungs.

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Decision making, Dogs howling to Rüfüs Du Sol, space explosions

Linda Marigliano and Dr Karl take your questions for one last time together.


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Allergies, time machines, and the meaning of 0

Dr. Karl answers all your science questions, including; is gravity stronger underground? Is raspberry cordial good for your gut? Which way do toilets flush on the equator?

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Free electricity, sweaty palms and lion allergies

If you wrapped a wire around the world would you generate electricity? How does my partner make her hands sweat on cue? And if I’m allergic to housecats, would I be allergic to a lion?