

Dr Karl Podcast
triplej
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!
Episodes
Mentioned books

Jul 8, 2021 • 42min
Brain freeze, ocean fire, fingers
Do birds recognise humans? What is brain freeze? How do we find dinosaur bones?Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.

Jul 1, 2021 • 39min
Science of movies special!
Dr Karl takes on your movie science questions on triple j mornings, with host Lucy Smith and science communicator Petr Lebedev.Spoiler alert for the following films; Tenet, Interstellar, Inception, Pulp Fiction, Star Wars, Jurassic Park, Donnie Darko, The Wolverine, & the concept of zombies.

Jun 24, 2021 • 35min
Space junk, pain, jump scares
Do flavours "get to know each other" when cooking? Why do tattoos survive cell regeneration? What's the science behind grief?Dr Karl answers these questions and more, on triple j mornings with host Joe Khan.

Jun 17, 2021 • 38min
Dog dreams, break-ups, manifestation
When do babies get nightmares? What would the world be like without The Industrial Revolution? Why is the last sip of coffee always cold?Dr Karl answers these questions and more, on triple j mornings with host Joe Khan.

Jun 10, 2021 • 35min
Intergenerational trauma, adult circumcision and walking on cold floor
Why does hair retain the smell of smoke? How does intermittent fasting work? Why do we speed up when overtaking?Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.

Jun 3, 2021 • 39min
Indigenous astronomy, monstrous burps, animal milk
Do chickens have feelings? Can you make custard from platypus milk? Where did Indigenous people get their calcium before cows?Dr Karl answers these questions and more, on triple j mornings with Corey Tutt from Deadly Science, Karlie Noon from Sydney Observatory and host Lucy Smith.

May 27, 2021 • 35min
Solar flares, sailors delight, planes in rain
Are "dog years" a scientific fact? Is it more efficient to walk up stairs two at a time? Why do my hands tingle after using my sander?Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.

May 20, 2021 • 39min
Megalodons, cat allergies, hazel eyes
Why do hazel eyes change colour? Does hot water freeze faster than cold water? Why am I allergic to certain cats?Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.

May 13, 2021 • 35min
Spanish Flu, earworms, motion sickness
What makes hair go curly? How can you stop wrinkles? Do shorter people use more energy then tall people?Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.

May 6, 2021 • 37min
Headaches, bungee cords, beards
Why does coffee effect people differently? Can you train your pain thresholds? Why do my legs twitch when I sleep?Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.


