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Next up on the Radio
Wednesday 26th August 2026
9:30 am - 10:00 amWednesday 26th August 2026
10:30 am - 11:00 amDr Karl joins Susan Graham-Ryan on ABC Townsville
Wednesday 26th August 2026
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 27th August 2026
9:30 am - 10:00 amDr Karl joins Rory McClaren on ABC Adelaide
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Emotional chords, hungover libido, forced smiles
Does forcing a smile really make you happier? Why do certain notes or chords have emotional responses? Is urine good for helping lemon trees grow?
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In the Eye of the Fly
Looking into a fly’s eyes with Dr Karl… THE FLY AND THE EYE! One of the first things that I learnt as an engineer was the old saying “never reinvent the wheel”, which means don’t change something that already works well, like some things in nature, for example. Biomimetics refers to human-made processes, devices and […]
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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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Can maths predict the future?
Can maths predict the future? What about lotto numbers? Plus, the question that stumped the nation!
