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Next up on the Radio
Wednesday 9th April 2025
9:30 am - 10:00 amWednesday 9th April 2025
10:30 am - 11:00 amDr Karl joins Susan Graham-Ryan on ABC Townsville
Wednesday 9th April 2025
7:00 pm - 7:30 pmDr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland
Thursday 10th April 2025
9:30 am - 10:00 amDr Karl joins Rory McClaren on ABC Adelaide
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Great Moments in Science First known computer
We tend to think of computers as being a fairly recent invention. But the world’s oldest known computer is actually a few thousand years old. It’s called the Antikythera Mechanism
National Geographic Kids Running on Time
Time with Dr Karl Time to think… If you look at nature, you will find a few naturally occurring timekeepers. For example, the sun dictates the length of one day – approximately 24 hours from sunrise to sunrise. But if you want to measure shorter periods of time, you need to use a clock. Water […]
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Bad apples and the strange sounds our body can make
Does cold storage affect how food metabolises and germinates? Plus: why do some people’s eyes squeak when they rub them?; and why can some people make their ears ‘crack’ when they press them?
Great Moments in Science Why are whales so big?
Whales are the giants of the marine realm, and here’s why they get that way.
