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.

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From the Blog

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The oldest known complaint letter

GREAT MOMENTS IN SCIENCE: It’s easy to fire off an email or text if you have a gripe, but that wasn’t the case nearly 4000 years ago. Back then, putting anger into words took serious dedication, says Dr Karl.

Gutter mouth: Profanities exist in every single language or dialect ever studied (Source: CHRISsadowski/iStockphoto)

Swearing makes pain go away

GREAT MOMENTS IN SCIENCE: Swear words have the power to change your perception of people and pain. Dr Karl gives us a lesson in strong language.

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