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Next up on the Radio
Wednesday 24th June 2026
9:30 am - 10:00 amWednesday 24th June 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 25th June 2026
11:00 am - 12:00 pmDr Karl joins Lucy Smith on ABC Triple J Science Mornings
Thursday 25th June 2026
2:00 pm - 2:30 pmDr Karl joins Joel Rheinberger on ABC Hobart
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Uncategorized
Visual snow, dripping taps, waking up grumpy
What’s ‘visual snow’? Why will a dripping tap wake you up but torrential rain won’t? Why do some people wake up grumpy?
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Frozen wasps, projecting black and foggy windscreens
Why do wasps survive being frozen? If black is a shade of light, then how does a projector recreate it? Why does cold air clear a foggy windscreen better than warm air?
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Bubbles, bushfires and back burning
Why do fires burn faster uphill rather than down? Can you cook a chicken by slapping it? What are the affects of bushfires on trees?
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Head spins, granite cookware and bullets fired in the air
Why does your head seem to spin when you lie down if drunk? What are the differences between various cookwares and are any types dangerous? What happens to bullets that are fired into the air?
