Dr Karl
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Science with Dr Karl
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Next up on the Radio

  • Wednesday 20th March 2024
    9:30 am - 10:00 am

    Dr Karl joins Matt Webber on ABC Gold Coast

  • Wednesday 20th March 2024
    10:30 am - 11:00 am

    Dr Karl joins Susan Graham-Ryan on ABC Townsville

  • Thursday 21st March 2024
    9:30 am - 10:00 am

    Dr Karl joins Rebecca Levingstone on ABC Brisbane

  • Thursday 21st March 2024
    11:00 am - 12:00 pm

    Dr Karl joins Lucy Smith on ABC Triple J Science Mornings


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National Geographic Kids

Why Is It Dark at Night?

Night and dark with Dr Karl… When there is no moon at night, the sky is dark – apart from the light of the stars (let’s ignore the planets). There are thousands of billions of billions of stars, and together they give out a lot of starlight. So why doesn’t the night sky glow as […]

Great Moments in Science

Virus 103

This COVID-19 pandemic is the first one for 102 years. In 1918-1920 we had an influenza pandemic, which we now refer to as the Spanish Flu. Back then we didn’t know about a thing called a ‘virus’, so in 1918 no-one knew what was killing people. But we did know about germs.


Great Moments in Science

Fly eyes inspire solar panels

The eye of a 45-million-year-old fly can increase the power output of a solar panel by 10 per cent. Dr Karl is inspired by how an ancient insect helped solve a modern problem.

Great Moments in Science

Why did the US lose the height advantage?

People in the US used to be among the tallest in the world, but now that honour goes to the Dutch. Dr Karl gets to the bottom of the slide in height.