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Next up on the Radio
Wednesday 14th October 2026
9:30 am - 10:00 amWednesday 14th October 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 15th October 2026
11:00 am - 12:00 pmDr Karl joins Lucy Smith on ABC Triple J Science Mornings
Thursday 15th October 2026
2:00 pm - 2:30 pmDr Karl joins Joel Rheinberger on ABC Hobart
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Tongue flaps, pressure points and seal knees
Why do we need to pee when we get into water? How long would humans last on earth if the sun disappeared? Where do false memories come from?
National Geographic Kids How Much Does a Cloud Weigh?
A cloud is made up of many, many tiny ‘clumps’ of water, either liquid or frozen. The liquid droplets are about 0.002mm across – smaller than the thickness of a human hair. Some of these tiny droplets are so small that it would take a million of them to make a single raindrop! Different clouds […]
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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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Rollercoasters, plasma & wormholes
Dr. Karl answers all your science questions, including; what do flies want? How do bullets kill people? Why does dog poo turn white?
