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Next up on the Radio
Wednesday 25th February 2026
9:30 am - 10:00 amWednesday 25th February 2026
10:30 am - 11:00 amDr Karl joins Susan Graham-Ryan on ABC Townsville
Wednesday 25th February 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 26th February 2026
9:30 am - 10:00 amDr Karl joins Rory McClaren on ABC Adelaide
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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.
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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 […]
