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Next up on the Radio

  • Wednesday 4th December 2024
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 4th December 2024
    10:30 am - 11:00 am

    Dr Karl joins Susan Graham-Ryan on ABC Townsville

  • Wednesday 4th December 2024
    3:00 pm - 3:30 pm

    Dr Karl joins Katherine Feeney on ABC Brisbane

  • Thursday 5th December 2024
    11:00 am - 12:00 pm

    Dr Karl joins Lucy Smith on ABC Triple J Science Mornings


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Uncategorized

Upset apples, brain capacity and caffeine sickness

Why does a bruised apple taste differently to an unbruised one? Plus: is it possible to evaluate the capacity of the brain in gigabytes? And why does caffeine make you feel sick in the stomach?

Great Moments in Science

What happens when you get winded?

Have you ever been winded? You suddenly lose the ability to do something you’ve done 15 times each minute of your life. But why?


Australian Geographic

The Science Behind the Tides

There are about 120 different possible tides each day. There are tides that happen once a day, twice a day, three times a day, four times a day, and so on. THE TOWN OF Karumba – at the Gulf of Carpentaria’s bottom right-hand corner – experiences only one high tide and one low tide each […]

Australian Geographic

The fate of our first submarine

Dr Karl tells the story of Australia’s first submarine in World War One, the AE2. ON 31 DECEMBER, 1914, AE2 Australia’s only submarine (AE1 had been lost at sea off New Guinea two months earlier), sailed from Australia towards the Dardanelles. The plan was to trailblaze a path for the Allied fleet into the inland […]