Dr Karl

About Karl

When NASA classified Karl as non-astronaut material in 1981 he walked straight into ABC Radio station Double J and offered to talk about the Space shuttle launch. They said ‘Okay’ and his radio career took off from there. ‘Great Moments In Science’ ran on Double J while Karl moonlighted as a medical student. read full bio

Where is Karl?

You can catch Karl all over the airwaves, check out his upcoming time slots.

  • Dr Karl joins Robbie Brechin ABC Adelaide

    Wednesday 3rd August 2016
    11:00 am - 11:30 am

  • BBC Radio 5 live’s Up All Night

    Thursday 4th August 2016
    3:00 am - 4:00 am

  • Dr Karl joins Steve Austin on ABC 612 Brisbane

    Thursday 4th August 2016
    10:30 am - 11:00 am

View full schedule

From the Blog

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Honk if you’re being hacked

GREAT MOMENTS IN SCIENCE: Dr Karl goes back to the beginning of the car hacking era in part one of a three-part series.

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Life’s little risks all add up

GREAT MOMENTS IN SCIENCE: Which is more of a risk to your health: living in New York for two days or eating 1000 bananas? Dr Karl weighs up the micromorts of life.

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Meet the radioactive you

GREAT MOMENTS IN SCIENCE: We are bathed by radioactivity 24 hours a day. Dr Karl lists some of the most common – and surprising – sources.

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