Dr Karl Podcast

1245 - Black holes, Christmas beetles and time travel

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!

More episodes

1245 - Black holes, Christmas beetles and time travel

Thu, 12 Nov 2026
1244 - Shower thoughts, electric shocks and ladybirds

Thu, 05 Nov 2026
1243 - BONUS EP: We're giving away a Dr Karl shirt!

Tue, 03 Nov 2026
1242 - Night sweats, time travel and dog poo

Thu, 29 Oct 2026
1241 - Bruising, cockatoo schedules and roasted potatoes

Thu, 22 Oct 2026
1240 - Coral bleaching, bioluminescence and intelligent fish

Thu, 15 Oct 2026
1239 - Dyslexia, El Niño and itchy ears

Thu, 08 Oct 2026
1238 - Glowing planets, shrinking brains and living till you're 150

Thu, 01 Oct 2026
1237 - The full moon, earworms and tickling

Thu, 24 Sep 2026
1236 - Fingerprints, wombat poo, earthquakes

Thu, 23 Sep 2021
1235 - Ivermectin, spicy chilli, post-pandemic life

Thu, 16 Sep 2021
1234 - Desires, vaping, cremation

Thu, 09 Sep 2021
1233 - Ear candles, mullets, nose training

Thu, 02 Sep 2021
1232 - Forgetting memories, hydrogen fuel, wet trampolines

Thu, 26 Aug 2021
1231 - Eating boogers, moon mining, changing flavours

Thu, 19 Aug 2021
1230 - Dad bods, taste buds, hydrogen water

Thu, 12 Aug 2021
1229 - Vaccines, fingernails, static electricity

Thu, 05 Aug 2021
1228 - Bionic humans, floaters, eye transplants

Thu, 29 Jul 2021
1227 - Black holes, blue tongues and gagging

Thu, 22 Jul 2021
1226 - Diamonds, inbred animals, climate change

Thu, 15 Jul 2021
1225 - Brain freeze, ocean fire, fingers

Thu, 08 Jul 2021
1224 - Science of movies special!

Thu, 01 Jul 2021
1223 - Space junk, pain, jump scares

Thu, 24 Jun 2021
1222 - Dog dreams, break-ups, manifestation

Thu, 17 Jun 2021
1221 - Intergenerational trauma, adult circumcision and walking on cold floor

Thu, 10 Jun 2021
1220 - Indigenous astronomy, monstrous burps, animal milk

Thu, 03 Jun 2021
1219 - Solar flares, sailors delight, planes in rain

Thu, 27 May 2021
1218 - Megalodons, cat allergies, hazel eyes

Thu, 20 May 2021
1217 - Spanish Flu, earworms, motion sickness

Thu, 13 May 2021
1216 - Headaches, bungee cords, beards

Thu, 06 May 2021
1215 - Cheese dreams, fasting, strong bones

Thu, 29 Apr 2021
1214 - Earworms, Christmas Lights and Itches

Thu, 22 Apr 2021
1213 - The fourth dimension, rogue hairs, wild vegetables

Thu, 15 Apr 2021
1212 - Doppelgängers, daylight savings, eye colour

Thu, 08 Apr 2021
1211 - Nose yoga, ice cubes, time travel

Thu, 01 Apr 2021
1210 - Flood water, shopping trollies, cat purring

Thu, 25 Mar 2021
1209 - Ducks, body clocks, dinosaurs

Thu, 18 Mar 2021
1208 - Methane, artificial intelligence, pre-made meals

Thu, 11 Mar 2021
1207 - Overnight shifts, spider clouds, spit

Thu, 04 Mar 2021
1206 - Electric vehicles, body temperature, mowing

Thu, 25 Feb 2021
1205 - Public toilets, naked flames, tattoo pain

Thu, 18 Feb 2021
1204 - Birth control, sea urchins, auras

Thu, 11 Feb 2021
1203 - Fog, weight training, artificial suns

Thu, 04 Feb 2021
1202 - Rusty sunscreen, anti-depressant yawns, road bubbles

Thu, 28 Jan 2021
1201 - Rainforests, grey hairs, tastebuds

Thu, 21 Jan 2021
1200 - Penguins, orgasms, flat earth

Thu, 17 Dec 2020
1199 - Space magnets, asteroids, coral sex

Thu, 10 Dec 2020
1198 - Twins, tapeworms, water divining

Thu, 03 Dec 2020
1197 - Male nipples, climaxing, wrinkly fingers

Thu, 26 Nov 2020
1196 - Eye floaters, rescue bees, drinking blood

Thu, 19 Nov 2020

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