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Next up on the Radio
Wednesday 1st July 2026
9:30 am - 10:00 amWednesday 1st July 2026
10:30 am - 11:00 amDr Karl joins Susan Graham-Ryan on ABC Townsville
Wednesday 1st July 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 2nd July 2026
9:30 am - 10:00 amDr Karl joins Rory McClaren on ABC Adelaide
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Beard hairballs, purring pussies and green boogers
Do bees know they’ll die if they sting someone? Why do I feel hungry after eating fruit? What material makes the best reusable coffee cup?
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Soft copper, blue tyres and compression pants
Can copper pipes be made hard again after they have been overheated then cooled? Why do new tyres sometimes leave a blue mark on the ground? Do sports compression shorts work?
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Cannabis use and psychosis, with Dr Matthew Large
In a special triplej listener talkback, Zan Rowe and Dr Karl discuss the link between mental illness and marijuana use with psychiatrist Dr Matthew Large, from the University of New South Wales.
National Geographic Kids How Planes Fly!
How Planes Fly Planes! Have you ever watched a plane fly over and wondered how on earth it can soar through the clouds so effortlessly? I always feel amazed when I see that giant double-decker plane, the incredible A-380. It weighs nearly 600 tonnes – as much as a small ship – and yet it […]
