Dr Karl Podcast

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

The Challenger Legacy - new Dr Karl podcast

Doctors, here's a sneak peek of a brand new podcast co-hosted by Dr Karl.

Murphy's Law, mouth ulcers and MSG

Where is the centre of the universe? What would happen if the speed of light increased? And what is Dr Karl's favourite maternity fact?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. 

Human buoyancy, acclimatising and syncing periods

Would we die without dioxygen? Where did spiders come from? And can you learn to hack the cold?Dr Karl and Zoe Kean (OAM!) answer these questions and more on triple j Mornings with Lucy Smith. 

Human cannonballs, outrunning the Sun and burning beds

Does Missy Higgins have geometrically impossible standards? How high do hot air balloons go? And how much is too much 'Sugar On My Tongue'?  Dr Karl answers these questions and more in this special episode of Science with Dr Karl with Lucy Smith.