Dr Karl
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Science with Dr Karl
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Next up on the Radio

  • Wednesday 25th February 2026
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 25th February 2026
    10:30 am - 11:00 am

    Dr Karl joins Susan Graham-Ryan on ABC Townsville

  • Wednesday 25th February 2026
    7:00 pm - 7:30 pm

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

  • Thursday 26th February 2026
    9:30 am - 10:00 am

    Dr Karl joins Rory McClaren on ABC Adelaide


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Uncategorized

Hungry galaxies, climate change and sleeping with eyes open

How will the galaxy Andromeda be feeding on our galaxy The Milky Way? Plus climate change, a positive future and sleeping with your eyes open.

Uncategorized

A whole lotta black holes, rubbish eating volcanoes and weeing in the ocean

It’s a big black hole celebration! Could one create a new universe? How can we take a photo of one? What would happen to your body if you entered one?


Australian Geographic

Popular sunscreen chemical can kill baby corals

Consider wearing zinc or covering up next time you’re snorkeling, says Dr Karl – one popular sunscreen chemical can be toxic for baby corals. ON A TRIP TO the Galapagos Islands, our guide asked us not to use sunscreen at one reef. He told us it was very fragile, and quite small, and that the […]

National Geographic Kids

Future Space Travel

We humans are set to become a space-going race. At some stage in the future, there will be more humans living off the Earth, than on it. The Earth has been our cradle – but, like all babies, at some stage we have to leave the nest! DODGING ASTEROIDS! The major reason for space travel […]