Dr Karl Podcast

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UPDATED WEEKLY

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!

6 DAYS AGO

Sperm competition, ring of fire and the late heavy bombardment

Why do we have eyebrows? Is there a way to predict the future of evolution in humans? And what would our doctors ask Charles Darwin at a dinner party? Dr Karl and special guest Zoe Kean answer these questions and more on triple j Mornings with Lucy Smith.

39 min
14 NOV

UV ratings, anxious sweats and morning people

How does alcohol affect your sleep? Can energy be destroyed? And how do snakes stay so clean? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.

41 min
7 NOV

Terraforming Mars, intergalactic travel and the Perseverance Rover

What impact would living on Mars have on our bodies? Could we ever have 'Earth' on our identification? And how are the astronauts stuck on the International Space Station going? Dr Karl and special guest Dr Adrian Brown answer these questions and more on triple j Mornings with Lucy Smith.

36 min
31 OCT

String theory, Benford's Law and the discovery of Pi

Is math a human invention or something we discovered? How many ways are there to count? And can math offer a solution to microplastics? Dr Karl and special guest Matt Parker answer these questions and more on triple j Mornings with Lucy Smith.

42 min
24 OCT

Breath work, species adaptations and peak solar energy

How realistic are shark attacks in movies? Why are there no monkeys in Australia? And how important are breathing exercises? Science communicators Zoe Kean and Ruben Meerman answer these questions and more on triple j Mornings with Lucy Smith.

41 min
17 OCT

Shark repellants, going grey and the sixth sense

Will humans ever evolve to be immune to cancer? How effective are shark bands for surfers? And are our dreams made of atoms? Science communicators Zoe Kean and Ruben Meerman answer these questions and more on triple j Mornings with Lucy Smith.

42 min
10 OCT

Hurricane Milton, the shadow biosphere and preventing CTE

Why do some people have a higher caffeine tolerance? How common is shingles in people under the age of 30? And why don’t any mammals have green fur? Dr Karl answers these questions and more on triple j Mornings with Jordan Barr.

40 min
3 OCT

Moo Deng, koala contraception and de-extinction efforts

Do animals get jet lag? How do snakes dig holes if they have no arms? And what impact would the reintroduction of extinct animals have on existing species? Dr Karl and special guest Dr Marissa Parrott answer these questions and more on triple j Mornings with Lucy Smith.

42 min

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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!