3:30 pm - 4:00 pm
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Next up on the Radio
Thursday 29th October 2026
3:30 pm - 4:00 pmWednesday 4th November 2026
9:30 am - 10:00 amDr Karl joins Sarah Cumming on ABC Gold Coast
Wednesday 4th November 2026
10:30 am - 11:00 amDr Karl joins Susan Graham-Ryan on ABC Townsville
Wednesday 4th November 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
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Recent Articles & Stories
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National Geographic Kids All About Pythons
Pythons, pythons, pythons! If you’re an animal, it’s easy to be a top predator! All you need is sharp eyes and ears, strong arms and legs and some scary weaponry such as big teeth, claws or talons. But what if you have no arms or legs, no ears, and no claws? How do you function as a […]
Australian Geographic Which way does water go down a drain?
Dr Karl investigates if water really drains anti-clockwise in the Northern Hemisphere and clockwise Down Under. DOES WATER EMPTY down a drain hole anti-clockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere? The answer is – kind of, and sometimes. As a cyclone moves away from the equator, it spins clockwise in the […]
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Left-handed kids, body bacteria & liquid nicotine
Why is the sky blue during sunsets? What’s outside the universe? What came before the dinosaurs?
Australian Geographic Arthritic cane toads?
Did you know cane toads in Australia get arthritis and have weaker immune systems? Dr. Karl teaches us more about the toxic toads spreading across the nation. WE ALL KNOW that the introduction to Australia of 102 cane toads in 1935 was not one of our eureka moments, because they became serious pests. The cane […]
