Dr Karl Podcast

Episoder

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  Radio stars, spiral galaxies and threadworms 10.09.2026 41min

  When will Australia have a total solar eclipse? What determines the life cycle of a star? And why does our body go into 'survival mode'?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  The third eye, scented candles and norovirus  03.09.2026 40min

  Why do our ears produce wax? What is the storage capacity of the human brain? And will we ever run out of music combinations?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Black tea, pins & needles and toilet doors  27.08.2026 40min

  Does sneezing cure nausea? Why do brown paper bags ripen produce? And how does aromatherapy work?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Calcium v. iron, E=mc² and The Pill  20.08.2026 40min

  Is nicotine a laxative? Are mental health conditions hereditary? And can you retrain gut bacteria? Dr Kate Thomas, Dr Caitlin Thurn and Dr Karl answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Axolotls, hydration and escalators  13.08.2026 42min

  What does space smell like? Why does a beer taste different with breakfast? And why is the 'feels like' temperature different to the actual temperature? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Endometriosis, oversleeping and 'irritable male syndrome' 06.08.2026 39min

  Does sex get rid of a headache? If you're on hormonal contraception, do you still release an egg each month? And when you eat corn, why does it come out the other end in one piece?  Dr Naomi Koh Belic and Dr Theresa Larkin answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Alzheimer's, furry friends and spider webs 30.07.2026 40min

  Why do our dogs love us so much? Can the temperature change our sense of smell? And could the evolution of dinosaurs happen again? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Cold sores, facial hair and double rainbows 23.07.2026 39min

  Why do you get a full body shiver after using the toilet? Why is the sky a different colour in WA? And why are celestial orbits on the same horizontal plane? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Dirt bikes, flat earthers and illegal drugs 16.07.2026 41min

  How do one way mirrors work? Why do you need to sneeze when you look at the sun? And why does driving feel faster at night? Dr Karl answers these questions and more on triple j Mornings with Sam Lane. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Thylacines, blocked noses and bird flu  09.07.2026 41min

  How different would the environment be if the thylacine wasn't wiped out? Are animal sightings symbolic? And why do bower birds collect blue items? Dr Karl and Deadly Science's Corey Tutt answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl Follow Deadly Science here:  https://www.instagram.com/deadlyscienceorg/?hl=en
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  Pokémon, off-grid festivals and cannabinoids  02.07.2026 41min

  Why is red light more environmentally friendly? Which science fiction is the most realistic about our present and future? And what triggers thirst versus hunger? Dr Karl and Sci_Burst’s Ella and Isabel answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl Listen to Sci_Burst here or wherever you get your podcasts!
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  The meaning of life, shark attacks and the Large Hadron Collider 25.06.2026 37min

  What is the best kind of shade? Why are some rocks older than others? And is winter the dustiest season? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Gamer brain, VR immersion and gacha gambling 18.06.2026 44min

  Can we be profiled by the video games we play? Why does time fly when you're having fun? And what can gaming teach us about real-world science? Dr Karl and Professor Marcus Carter answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl  Find out more about Marcus' work with Sydney Games and Play Lab here!
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  Shower farts, regenerative bodies and bass face 11.06.2026 41min

  Should you depart from your favourite dish? How soon can we become superhumans? And where is the universe going? Dr Karl answers these questions and more on triple j Mornings with Sam Lane. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Dog breath, ugly cry face and sleeping pelicans 04.06.2026 40min

  What is the best method for dunking biscuits in a hot cuppa? Does water weigh the same inside our bodies as out? And is telling a burp from a fart just a gut feeling?  Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Magic mushrooms, hiccup rhythms and meteorites 28.05.2026 40min

  What will humans evolve next? How do our phones make 3D scans? And why do random objects appear in the ground?   Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  Peptide tans, brain charge and seeing in the dark 21.05.2026 40min

  Are we being stalked by fish? Can pine cones predict the weather? And how do planes actually take off? Dr Karl answers these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl 
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  The history of burials, mushroom spore suits and hydro cremation 14.05.2026 39min

  Why are we obsessed with true crime? Do we need to be afraid of death? And does our water come from dead people? Dr Karl and Dr Hannah Gould answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl  And stay up to date with Dr Hannah via her socials! If you or anyone you know needs support, help is available. Call Lifeline on 13 11 14. Producer: Josh Brennan Science with Dr Karl is an ABC podcast, produced by triple j. It is recorded on Gadigal Land. We pay our respects to elders past and present. We acknowledge Aboriginal and Torres Strait Islander peoples as the First Australians and as the original and continuing innovators of science, technology, engineering and mathematics on the land we live, work, and learn.
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  AI ethics, touching grass and the AMOC 07.05.2026 39min

  Could artificial intelligence learn to have a personality? How powerful would AI become with a quantum computer? And what is the best way to adapt to a rapidly-changing world? Dr Karl and Dr Petr Lebedev answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl  And make sure to stay up to date with Petr via his socials!
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  The vagus nerves, lightspeed travel and peripheral night vision 30.04.2026 40min

  Is blood really a liquid? Can cats predict a period? And would a soft drink save your life in the wild? Dr Karl and Dr Theresa Larkin answer these questions and more on triple j Mornings with Lucy Smith. Got a question for Dr Karl - submit it here https://ab.co/askKarl  Stay up to date with Theresa's work via her socials: @drtheresalarkin