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Next up on the Radio

  • Wednesday 12th May 2021
    9:30 am - 10:00 am

    Dr Karl joins Matt Webber on ABC Gold Coast

  • Wednesday 12th May 2021
    10:30 am - 11:00 am

    Dr Karl joins Phil Staley on ABC Cairns

  • Thursday 13th May 2021
    9:30 am - 10:00 am

    Dr Karl joins Rebecca Levingstone on ABC Brisbane

  • Thursday 13th May 2021
    11:00 am - 12:00 pm

    Dr Karl joins Lucy Smith on ABC Triple J Science Mornings


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Great Moments in Science

Why spiders don’t go commando

Spiders dropping down on their silk thread never get caught twisting in the breeze, like abseiling commandos do. Because chemistry.

Great Moments in Science

The dark side of credit card theft

Cybercriminals have set up highly developed businesses in the shady world of the ‘dark net’. Dr Karl explains how they make money from stolen credit cards.


Great Moments in Science

Knife in the dishwasher – part two

At last the answer to the burning question in kitchens the world over: does the dishwasher blunt your sharp knife?

Great Moments in Science

How to snap spaghetti: part two

For some snapping spaghetti is sacrilege but for others it’s science.