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 8th July 2026
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 8th July 2026
    7:00 pm - 7:30 pm

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

  • Thursday 9th July 2026
    11:00 am - 12:00 pm

    Dr Karl joins Lucy Smith on ABC Triple J Science Mornings

  • Thursday 9th July 2026
    2:00 pm - 2:30 pm

    Dr Karl joins Joel Rheinberger on ABC Hobart


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National Geographic Kids

The Pillars of Creation

The Eagle Nebula is a stellar nursery: a place where new stars are born. It’s about 7,000 light years away from Earth (for comparison, the nearest star to our sun is about four light years away). The Eagle Nebula contains three enormous pillars (a few light years high), growing like stalagmites from the floor of […]

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Decomposition, rigor mortis and coffins

Why do some people get hungry when around a dead body? Is your brain still active after you die?  How long does it take for a body to decompose in a coffin? 


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Evolving dogs, coffee shakes and webbed toes

Have the planets ever lined up in the solar system? Why can some people whistle in tune, but not sing in tune? Can you water plants using hot water?

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5G, MSG and solar panels

Why are storm clouds black? How does the burning of the Amazon effect the world? Why are some people more likely to get static shocks than others?