What's actually happening when you get the wind knocked out of you? Why does swallowing combat yawning? And could we ever visualise someone else's pain?
Dr Karl answers these questions and more on triple j Mornings with Lucy Smith.
Vaccines, fingernails, static electricity
Bionic humans, floaters, eye transplants
Black holes, blue tongues and gagging
Diamonds, inbred animals, climate change
Brain freeze, ocean fire, fingers
Science of movies special!
Space junk, pain, jump scares
Dog dreams, break-ups, manifestation
Intergenerational trauma, adult circumcision and walking on cold floor
Indigenous astronomy, monstrous burps, animal milk
Solar flares, sailors delight, planes in rain
Megalodons, cat allergies, hazel eyes
Spanish Flu, earworms, motion sickness
Headaches, bungee cords, beards
Cheese dreams, fasting, strong bones
Earworms, Christmas Lights and Itches
The fourth dimension, rogue hairs, wild vegetables
Doppelgängers, daylight savings, eye colour
Nose yoga, ice cubes, time travel
Flood water, shopping trollies, cat purring
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Shirtloads of Science
All In The Mind
Background Briefing
Bang On
Big Ideas