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Next up on the Radio

  • Wednesday 26th February 2025
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 26th February 2025
    10:30 am - 11:00 am

    Dr Karl joins Susan Graham-Ryan on ABC Townsville

  • Wednesday 26th February 2025
    7:00 pm - 7:30 pm

    Dr Karl joins Kelly Higgins-Devine on ABC Brisbane/Queensland

  • Thursday 27th February 2025
    9:30 am - 10:00 am

    Dr Karl joins Rory McClaren on ABC Adelaide


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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!

Great Moments in Science

Tobacco denialism: part one

When the science is certain, how do you push a product that kills? Ask Big PR.


Great Moments in Science

What the body does when free diving

Free diving has a current world record of around 214 m straight down—that’s greater than the height of 50-storey building. When Alexander the Great was attacking the city of Tyre in 332 BC, the city sent free divers to cut the anchor cables of Alexander’s ships. And for thousands of years free divers would collect salvage from shipwrecks to build underwater barricades against invaders.

Great Moments in Science

Australian bushfires – part 2

Are these bushfires really unprecedented and related to global warming?