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.
Healing heat, barefoot skiing and dominant hands
Fizzy poop, cold orgasms and hand drying hacks
Lightening balls, parallel galaxies and soda water
Min Min lights, wet swimmers and antibiotics
Fish gills, earwax and bio-luminescent algae
Sticky skin, thunderstorms and funnel-web spiders
Synesthesia, goosebumps and music taste
Cortisol, histamine and toe nails
Christmas Beetles, Venus and farts
Hibernation, fungus and foamy trees
Transmitting from the moon, plant fires and twin dreams
Stargazing, rovers and Mars
Wind farms, kelp forests and jellyfish
Itching, black holes and dogs
Whale hearts, ear wax and eyeballs
Radioactive ooze, dodging bullets and limitless brain
Varrora mites, El Nino and ocean salt
Evolution, knees and static electricity
Time travel, seahorses and climbing stairs
Worms, congestion and the blue moon
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Shirtloads of Science
All In The Mind
Background Briefing
Bang On
Big Ideas