Karl's Schedule

You can catch Karl all over the airways, radio and television as well as some special events. View the calendar below to see when and where you can catch him next. Please note all times are the local station broadcast times. To check the time in your area, please go here.

Events in December 2026

Recent Articles

Need to know: Bird poo hue

Monday 6th June 1:34 pm

Why is most bird poo white, even though birds eat food of many different colours? The answer has two parts. One is that birds have to get rid of excess nitrogen in their diet. The other is that bird poo does actually come in different colours. Nitrogen is an element in all proteins. Sometimes there […]

Chewing, soy, protein

Thursday 9th July 12:00 pm

Could you last on a deserted island, Tom Hanks style? Are bananas actually healthy? Is my vegetarian diet affecting my PCOS? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Professor Clare Collins from the University of Newcastle

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Find Karl on Instagram

Catch me & a stellar line-up of scientists and com

Do bees have knees? The answer is a mix of Entomol

How often are you washing your sheets? Science say

March 2, 2023, Sydney WorldPride, @dralicemotion T

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Lucy Smith and I after the Triple J show today

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The average person farts about 1.5 litres/day. How

Come and join me for 'Great Moments in Dog Science

RESCHEDULE: Presenting a jam-packed hour of amazin