
Human cannonballs, outrunning the Sun and burning beds
08/1/2026 | 19 mins.
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.Â

Hangovers, mosquitos and manifestation
01/1/2026 | 25 mins.
What's the fastest way to cool down a room? How helpful is a stiff drink on a sick day? And is weeing in the shower good for you? Join Lucy, Dr Karl and special guests for a look back on some of our favourite questions from this year all about life hacks!

Bionic eyes, poop schedules and aphantasia
25/12/2025 | 29 mins.
Does Halsey understand DNA properly? How long should we cryogenically freeze ourselves for? And can we learn how to remember everything?Join Lucy, Dr Karl and special guests for a look back on some of our favourite questions from this year all about the human body!

The age of space, explosive planets and black hole portals
18/12/2025 | 27 mins.
How much can a black hole consume? Would anything happen if we all jumped at once? And which planet would have the best gigs?Join Lucy, Dr Karl and special guests for a look back on some of our favourite questions from this year all about space!

Disappearing poos, capsaicin receptors and cane toads
11/12/2025 | 40 mins.
What muscles are required for a yawn? How does jewellery affect our skin? And what's the connection between atoms and physical pain?Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.Â



Dr Karl Podcast