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Next up on the Radio
Wednesday 4th November 2026
9:30 am - 10:00 amWednesday 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
Thursday 5th November 2026
9:30 am - 10:00 amDr Karl joins Rory McClaren on ABC Adelaide
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Nail clippings, boobs, spicy food
Do you hear the voice in your head or do you think you think it? why does eating chilli make you feel good? does the sun rotate? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
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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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?
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Clitoris, mosquitos, genetics
How much information can your brain hold? How do genetics work and does the clitoris have multiple purposes?
