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Next up on the Radio
Wednesday 2nd September 2026
9:30 am - 10:00 amWednesday 2nd September 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 3rd September 2026
11:00 am - 12:00 pmDr Karl joins Lucy Smith on ABC Triple J Science Mornings
Thursday 3rd September 2026
2:00 pm - 2:30 pmDr Karl joins Joel Rheinberger on ABC Hobart
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Workout music and rumbling stomachs
Why do some people work harder at the gym when they listen to a favourite tune? Plus: why does your stomach rumble when you are hungry? And why do your hands tingle after an orgasm?
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 […]
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Sex, multiple orgasms and curing a morning glory
As part of triplej’s ‘sex week’, Dr Karl and Zan Rowe take talkback questions ranging from female ‘squirting’ to male morning glories and having sex during pregnancy.
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Observable universe, new elements and black holes
Dr Karl is away for the month, so science journalist Bianca Nogrady is stepping in to be your science sherpa on triple j. And joining her today was Dr Jess Bloom, astrophysicist from the University of Sydney.
