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Next up on the Radio
Wednesday 17th December 2025
7:00 pm - 7:30 pmThursday 18th December 2025
9:30 am - 10:00 amDr Karl joins Rory McClaren on ABC Adelaide
Thursday 18th December 2025
11:00 am - 12:00 pmDr Karl joins Lucy Smith on ABC Triple J Science Mornings
Thursday 18th December 2025
2:00 pm - 2:30 pmDr Karl joins Joel Rheinberger on ABC Hobart
Thursday 18th December 2025
2:30 pm - 3:00 pmDr Karl joins Alice Matthews on ABC Canberra
Latest Books
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Recent Articles & Stories
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In the News ABC News 24: Memory in Animals
Does your goldfish really have a three-second memory? Dr Karl looks at memory in animals.
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The science of driving
Why do people get tired when driving? Is it possible to drive a fast car upside-down in a long, circular tunnel? Are your chances of surviving a car accident better if you are asleep and you’re body is limp?
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Black holes, quantum computing and oncoming doom
Could our universe be a hologram? Can colliding black holes create musical notes? Will our universe collapse in on itself? Dr Karl and Professor Patrick Hayden from Stanford University answers these questions and more.
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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?
