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Science with Dr Karl
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Next up on the Radio

  • Thursday 5th February 2026
    11:00 am - 12:00 pm

    Dr Karl joins Lucy Smith on ABC Triple J Science Mornings

  • Thursday 5th February 2026
    2:00 pm - 2:30 pm

    Dr Karl joins Joel Rheinberger on ABC Hobart

  • Thursday 5th February 2026
    2:30 pm - 3:00 pm

    Dr Karl joins Alice Matthews on ABC Canberra

  • Thursday 5th February 2026
    2:30 pm - 3:00 pm

    Dr Karl joins Jess Ong on ABC Darwin


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Uncategorized

Panic-buying, human extinction, hand washing

What’s the science behind all this toilet paper buying bullshit? Dr Karl answers this question and more on triple j Mornings, with host Lucy Smith.

Australian Geographic

Australian breakthroughs: dark energy

Dr Karl outlines what we do and don’t know about the mysteriously named dark energy, which makes up around 70 per cent of the entire universe. THE LATEST AUSTRALIAN discovery that impresses the heck out of me is really, really weird. We can’t see it or touch it – and yet, it makes up about […]


Uncategorized

Dry hands, nervous weeing and resetting your sense of smell

Do you have a fear of belly buttons? Why does your tummy grumble when you’re hungry? If human’s didn’t interact with each other, would we walk like monkeys?

Uncategorized

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?