Dr Karl Podcast

By triple j

Science & Medicine

What's Dr Karl Podcast about?

Join Dr Karl Kruszelnicki, Zan Rowe and their scientific guests, with a bunch of curious triplej listeners for a weekly injection of science, myth-bashing and answers! Thursdays from 11am EST.

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LAST EPISODE

Black holes, blue tongues a...

07.22.2021

How realistic are alternate realities? Why does sleeping with a quilt on make us have bad dreams? Could we survive on a desert island with only corn to eat? Dr Karl answers these questions and more, on triple j mornings ...

Dr Karl Podcast episodes:

07.22.2021 Black holes, blue tongues and gagging How realistic are alternate realities? Why does sleeping with a quilt on make us have bad dreams? Could we survive on a desert island with only corn to eat? Dr Karl answers these questions and more, on triple j mornings ...
07.15.2021 Diamonds, inbred animals, climate change Why hasn't any other being evolved to have human-level intelligence and consciousness? Why do your teeth move during pregnancy? Is climate change effecting the temperature of the core of earth? Dr Karl answers these questions and more, on triple j ...
07.08.2021 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.
07.01.2021 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, ...
06.24.2021 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.
06.17.2021 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.
06.10.2021 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.
06.03.2021 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 ...
05.27.2021 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 ...
05.20.2021 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.
05.13.2021 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.
05.06.2021 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.
04.29.2021 Cheese dreams, fasting, strong bones Is any multi-vitamin juice good for you? Does drinking milk gives you acne? Does eating cheese give some people nightmares? Dr Karl answers these questions and more, on triple j mornings with Clare Collins, Laureate Professor in Nutrition & Dietetics ...
04.22.2021 Earworms, Christmas Lights and Itches Are dogs mouths cleaner than ours? What are we looking at when we look at a planet? And what is actually going on at 'Magnetic Hill'? Dr Karl answers these questions and more, on triple j mornings with host Abby ...
04.15.2021 The fourth dimension, rogue hairs, wild vegetables What is a stitch? Why do we grow random long hairs? Can we eat boogers? Dr Karl answers these questions and more, on triple j mornings with host Abby Butler.
04.08.2021 Doppelgängers, daylight savings, eye colour How long could we live without the sun? Why do my veins swell in the heat? When will Mars settlers be called Martians? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
04.01.2021 Nose yoga, ice cubes, time travel Why don't plastic containers dry properly? Do ball sacks have tastebuds? Why did my glass door explode? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
03.25.2021 Flood water, shopping trollies, cat purring Will Australia be underwater in the future? Could you cook a chicken with body heat? Why are electric kettles so loud? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
03.18.2021 Ducks, body clocks, dinosaurs How does the brain deal with anxiety? Do ducks like the rain? Could you scream in space? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
03.11.2021 Methane, artificial intelligence, pre-made meals Are there any new deserts? Why does being sick make me feel better? Does Autumn change the worlds oxygen levels? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
03.04.2021 Overnight shifts, spider clouds, spit Do crystals absorb energy? Why does some poop float? Can a broken heart hurt you physically? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
02.25.2021 Electric vehicles, body temperature, mowing Why does anxiety make my hands tingle? Why doesn't corn digest properly? Could we ever shift the axis of the earth? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
02.18.2021 Public toilets, naked flames, tattoo pain What's the frame rate of our eyes? Does gut bacteria cause depression? What would happen if mosquitos became extinct? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
02.11.2021 Birth control, sea urchins, auras Does a spoon keep champagne bubbly? Why do I cough when using an earbud? Why do animals sense disasters? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
02.04.2021 Fog, weight training, artificial suns Why don't humans hibernate? What's the best way to hang washing? Why am I attracted to dark haired people? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
01.28.2021 Rusty sunscreen, anti-depressant yawns, road bubbles Could one side of my mouth be dominant? What makes chilis so hot? Why do little bubbles form on the road after rain? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
01.21.2021 Rainforests, grey hairs, tastebuds Could nightmares be genetic? Why does the weather affect my asthma? Can I outrun a giraffe? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
12.17.2020 Penguins, orgasms, flat earth Is the Earth flat? Why do penguins wobble when they have knees? What is the biological function of the female orgasm? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
12.10.2020 Penguins, orgasms, flat earth Is the Earth flat? Why do penguins wobble when they have knees? What is the biological function of the female orgasm? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
12.10.2020 Space magnets, asteroids, coral sex Do magnets work in outer space? What would happen if you opened a jar from space on Earth? Do germs have the ability to move on their own? Dr Karl is joined by Professor Geraint Lewis from The University of ...
12.03.2020 Space magnets, asteroids, coral sex Do magnets work in outer space? What would happen if you opened a jar from space on Earth? Do germs have the ability to move on their own? Dr Karl is joined by Professor Geraint Lewis from The University of ...
12.03.2020 Twins, tapeworms, water divining How much force does it take to bite off a finger? Why is salt water so buoyant? Why do I get pleasure from cracking knuckles? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
11.26.2020 Male nipples, climaxing, wrinkly fingers Do dogs have personalities? Can you compost vegan poop? Why do lizard tails wiggle after falling off? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
11.19.2020 Eye floaters, rescue bees, drinking blood Why do I always hiccup and burp at the same time? Do birds recognise their own reflection? Why does my dog steal my socks? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
11.12.2020 Science with Dr Karl: 2020 NAIDOC week special What is Mars's role in Indigenous astronomy? Why are snail trails shiny? How do extinct animals come back? Dr Karl answers these questions and more, on triple j mornings with Corey Tutt from Deadly Science, Karlie Noon from Sydney Observatory ...
11.05.2020 Moles, superstitions, saliva Why can I predict the rain? When's everything going back to normal? How did we draw maps before satellites? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
10.29.2020 Lactose, acid reflux, plunger coffee Can i change my tastebuds? Can i overcome my food intolerance? Does eating affect my mood? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith and Professor Clare Collins from the University of Newcastle.
10.22.2020 Vacuums, toothbrushes, funny bones How does weather affect our mood? Can a chicken produce a fertile egg without a rooster? How do some people grow out of their allergies? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
10.15.2020 Heartbeats, pheromones, brain orgasms Why does seeing babies make me want to have babies? Do you start looking like your partner? Can I fall in love via smell? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith.
10.08.2020 Hydroxychloroquine, contact tracing, vaccines A special COVID edition of Science with Dr Karl this week. We answer all your questions with the host of the ABC's Coronacast Tegan Taylor & Professor Marc Pellegrini - joint head of infectious diseases and immune defence at the ...
10.01.2020 Phantom pain, octopuses, staring Why do we want to squeeze cute things? Do birds feel G-Force when changing direction? Will my semen trigger my partners allergies? Dr Karl answers these questions and more, on triple j mornings with host Lucy Smith
09.24.2020 Kookaburras, sign language, trypophobia Should you soap your genitals? Do ducklings ever change their order? Can muscle memory be hereditary? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
09.17.2020 Tenet, eyebrows, biotics Which came first; the chicken or the egg? Why does cutting onions make me cry? Does my pee always come out in the same direction? Dr Karl answers these questions and more on triple j Mornings, with host Bryce Mills.
09.10.2020 Pet psychology, bruises, the sky Why is the sky Blue? Why do boiled eggs explode in the microwave? Why are some planets called 'Gas Giants'? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
09.03.2020 Colliding black holes, burritos, birds How do we create blood? Do animals have a sense of humour? Do birds like flying? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
08.27.2020 Comets, coffee, covid Can you catch a ride on a comet? Why does coffee work some mornings and not others? How do trees produce Oxygen? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
08.20.2020 Nosebleeds, yabbies, boiled eggs What's the difference between a virus and bacteria? Do ants feel hot water? What would happen if everyone started eating a plant based diet? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
08.13.2020 Sunsets, escalators, bees When you lose weight, where does it go? Why does the shower steam when the water isn't boiling? Are bees loyal to one hive? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.
08.06.2020 A legit astronaut joins Dr Karl to answer your questions! Former NASA astronaut & deep sea explorer Kathryn Sullivan is our special guest today, answering all your space/ocean questions with Dr Karl.
07.30.2020 Time, alchemy, running Has the ocean always been salty? Can we turn lead to gold? Is there any science behind star signs? Dr Karl answers these questions and more on triple j Mornings, with host Lucy Smith.

Older episodes

Dr Karl Podcast

What's Dr Karl Podcast about?

Download our free app to listen on your phone

Dr Karl Podcast episodes:

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

Ducks, body clocks, dinosaurs

Methane, artificial intelligence, pre-made meals

Overnight shifts, spider clouds, spit

Electric vehicles, body temperature, mowing

Public toilets, naked flames, tattoo pain

Birth control, sea urchins, auras

Fog, weight training, artificial suns

Rusty sunscreen, anti-depressant yawns, road bubbles

Rainforests, grey hairs, tastebuds

Penguins, orgasms, flat earth

Penguins, orgasms, flat earth

Space magnets, asteroids, coral sex

Space magnets, asteroids, coral sex

Twins, tapeworms, water divining

Male nipples, climaxing, wrinkly fingers

Eye floaters, rescue bees, drinking blood

Science with Dr Karl: 2020 NAIDOC week special

Moles, superstitions, saliva

Lactose, acid reflux, plunger coffee

Vacuums, toothbrushes, funny bones

Heartbeats, pheromones, brain orgasms

Hydroxychloroquine, contact tracing, vaccines

Phantom pain, octopuses, staring

Kookaburras, sign language, trypophobia

Tenet, eyebrows, biotics

Pet psychology, bruises, the sky

Colliding black holes, burritos, birds

Comets, coffee, covid

Nosebleeds, yabbies, boiled eggs

Sunsets, escalators, bees

A legit astronaut joins Dr Karl to answer your questions!

Time, alchemy, running

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