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  • Wednesday 2nd July 2025
    9:30 am - 10:00 am

    Dr Karl joins Sarah Cumming on ABC Gold Coast

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    10:30 am - 11:00 am

    Dr Karl joins Susan Graham-Ryan on ABC Townsville

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    7:00 pm - 7:30 pm

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

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    Dr Karl joins Rory McClaren on ABC Adelaide


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Great Moments in Science

Virus 101

2020 will be remembered as the Year of the Virus the first year of the COVID-19 pandemic. By early 2021 the COVID virus had truly left its mark on our population, lifestyle, and biosphere. It was all caused by a very small quantity of virus just several hundred grams. But the Universe is complicated, and viruses can be good guys too. Let’s dive into virus 101.

Great Moments in Science

Fork ‘n’ food

Would using a larger fork lead to you eating more food, less food, or just the same amount?


Great Moments in Science

Paying service to the human lip

They can seal tight, suck, blow, whistle, hold and kiss. With hundreds of muscles and multiple layers of cells, the human lip serves a much greater role than we give them credit for.

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Apple burps, dogs on the phone, the munchies

Why do you get hungry when you smoke marijuana? Why cant my dog hear my voice over the phone? Why do I burp after I eat an apple.