Dr Karl Podcast
triplej
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Join Dr Karl Kruszelnicki, Lucy Smith and their scientific guests, with a bunch of curious triple j listeners for a weekly injection of science, myth-bashing and answers!
Recent Episodes
MAR 19, 2026
Faster-than-light travel, the Van Allen Belt and AI space exploration
Why do we go to space? How do you design a rocket? And what movie about space gets it most right? Dr Karl and special guest Jaxon Liebeck answer these questions and more on triple j Mornings with Lucy Smith.
37 MIN
MAR 12, 2026
Super voids, satellite noise and asteroid navigation
Are black holes really holes? How heavy is a dark star? And what happens when we're mindful? Dr Karl and Dr Laura Driessen answer these questions and more on triple j Mornings with Lucy Smith.
37 MIN
MAR 5, 2026
Morning vs. motion sickness, sunburnt eyes and colour blind dreams
Does light travel forever? Why does the dancefloor get so sweaty? And can your friends match your freak? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
37 MIN
FEB 26, 2026
Share house smells, sleeping mosquitoes and multiverse supercomputers
Why are chocolate and coffee the perfect pair? What's the point of having hairy feet? And how do you make the perfect frozen marg? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
41 MIN
FEB 19, 2026
Synesthesia, lime cordial v. bacteria & fusion reactors
Does a plucked hair grow back? Why does nicotine suppress your appetite? And how high is the sky? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith
38 MIN
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