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Science with Dr Karl
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Next up on the Radio

  • Wednesday 12th November 2025
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 12th November 2025
    7:00 pm - 7:30 pm

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

  • Thursday 13th November 2025
    11:00 am - 12:00 pm

    Dr Karl joins Lucy Smith on ABC Triple J Science Mornings

  • Thursday 13th November 2025
    2:00 pm - 2:30 pm

    Dr Karl joins Joel Rheinberger on ABC Hobart


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Dry hands, nervous weeing and resetting your sense of smell

Do you have a fear of belly buttons? Why does your tummy grumble when you’re hungry? If human’s didn’t interact with each other, would we walk like monkeys?

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Underwater volcanoes, dog yawns, immortality

Why don’t your teeth grow, like nails or hair? What is the smallest particle and what is it made up of? How does natural instinct work?


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Love at first sight, killer rabbits, pig orgasms

Why do dead people still get goosebumps? What happens if two black holes collide? Why do you feel worse after a long nap? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.

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Do snipers consider the Coriolis effect?

Do snipers need to take in to account the Coriolis effect when taking a shot? Plus: what happens if you pee on an electric fence?; and can babies breathe underwater?