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Next up on the Radio

  • Wednesday 25th March 2026
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

  • Wednesday 25th March 2026
    10:30 am - 11:00 am

    Dr Karl joins Susan Graham-Ryan on ABC Townsville

  • Wednesday 25th March 2026
    7:00 pm - 7:30 pm

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

  • Thursday 26th March 2026
    9:30 am - 10:00 am

    Dr Karl joins Rory McClaren on ABC Adelaide


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Uncategorized

Climate change, bushfires, phantom phone vibrations

How scientists know what the temperature was in the years before records began? What role does cattle have on the impact of climate change? And how have the current bushfires affected carbon levels?

Australian Geographic

The invention that saved soldiers’ lives in WWI

Australian physicist William Lawrence Bragg located enemy artillery with a makeshift infrasound reader. IN THE FIRST World War, artillery killed more soldiers than any other weapons. The counter-measure was to blow it up with your own artillery. ‘Sound Ranging’, the best system to find enemy artillery, was developed by William Lawrence Bragg, an Australian and […]


Uncategorized

Sleep paralysis, hallucinations and meeting aliens

Do you get sicker if you pick your nose? How do you know to breathe? Why doesn’t plastic cheese burn?

Uncategorized

Meteors, sleep twitching, feeling vibes

Can Wearing a hat make you go bald? Can you physically feel a vibe or someone’s energy? Is it possible to crush someone’s head Game of Thrones-style? Dr Karl answers these questions and more on triple j Mornings, with host Karla Ranby, filling in for Lucy Smith.