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Next up on the Radio
Wednesday 5th August 2026
9:30 am - 10:00 amWednesday 5th August 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 6th August 2026
11:00 am - 12:00 pmDr Karl joins Lucy Smith on ABC Triple J Science Mornings
Thursday 6th August 2026
2:00 pm - 2:30 pmDr Karl joins Joel Rheinberger on ABC Hobart
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Puppies, Arnold Schwarzenegger and memory
Why is the world’s population 50% male and 50% female? Is it softer to run on the road or the footpath? How does skin know to grow back?
National Geographic Kids The Pillars of Creation
The Eagle Nebula is a stellar nursery: a place where new stars are born. It’s about 7,000 light years away from Earth (for comparison, the nearest star to our sun is about four light years away). The Eagle Nebula contains three enormous pillars (a few light years high), growing like stalagmites from the floor of […]
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Chemical happiness, attractive bees and hot feet
How do you test sewerage for drugs? Did a hash brownie bring back my sense of smell? Why can’t I burp? These science questions get answered this week, by science journo Bianca Nogrady and Uni of Sydney researcher Dr Alice Motion.
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Electric shocks, bloody noses, sleep sneezing
Why does earwax taste bitter but snot doesn’t? Can Wi-Fi be harmful? If we were to replicate the big bang, how would we contain it?
