Castuner

Science Weekly

The Guardian

Twice a week, the Guardian brings you the latest science and environment news

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Episodes

296 episodes

  1. ‘Ferritin face’: what you need to know about low iron 19:45
  2. How a scientist went from hero to traitor in a US water crisis 18:50
  3. ‘Assad had one of my books by his bed’: life as a forensic scientist 18:02
  4. Perimenopause is everywhere. How do you know if you’re in it? 15:27
  5. Elizabeth Holmes is back in the spotlight: why can’t we look away? 17:25
  6. ‘These risks are real’: the threat of AI bioweapons 15:33
  7. Is your boss watching you? The rise of AI surveillance at work 17:45
  8. The surprising psychology of morbid curiosity 17:00
  9. All the news and science from the 2026 Nobel prizes 23:21
  10. Today in Focus: Should we be worried about a plague outbreak? 13:42
  11. Narcolepsy: why you’ve been thinking about it all wrong 16:57
  12. The incredible science of memory manipulation 20:58
  13. Are household cleaning products damaging our health? 17:51
  14. Are baby girls more sociable? Super El Niño, meningitis outbreak explained 22:28
  15. From paleo to intermittent fasting: are any diets actually good for us? 17:24
  16. The week that changed maths for ever 15:46
  17. Is collagen all hype? 18:54
  18. Live episode: how AI is reshaping our minds 1:22:51
  19. ‘One of the biggest discoveries in science’: have scientists found dark matter? 16:50
  20. Are rich people really worse behaved? Here’s the science 18:01
  21. Introducing Black Box: The Chatbots 39:45
  22. There’s a quick way to slow climate change. Why isn’t everyone doing it? 13:47
  23. Could humans ever communicate with whales? 17:23
  24. Everyone hates datacentres. Do we really need them? 16:55
  25. Creatine: is there truth behind the hype? 15:38
  26. It’s finally raining. Will it be enough to end the drought? 15:57
  27. The ultra rich are collecting fossils, and that’s bad for science 14:56
  28. The immortal jellyfish and other mindblowing invertebrates 15:27
  29. We’re reading less. And it’s making us stupid 19:58
  30. Four types of thinker, the cyclosporiasis outbreak, and the UK’s biggest telescope threatened 22:11
  31. The fight to save a historic English landscape 16:55
  32. Revisited: Saunas and cold plunges, where does the evidence stand? 16:13
  33. Revisited: The surprising science of dreams and nightmares 22:06
  34. Revisited: A Scottish tea mystery, episode three – a bag for life 20:26
  35. Revisited: A Scottish tea mystery, episode two – the list 23:18
  36. Revisited: A Scottish tea mystery, episode one – green shoots 22:29
  37. Can a world-first gene therapy reverse ageing? 18:29
  38. Fungi: the invisible force protecting our planet 16:29
  39. Is male testosterone in freefall? 14:00
  40. ‘A break from scrolling’: how Gen Z fell in love with birding 16:43
  41. ‘Beautiful blobs’: can scientists build life from scratch? 16:53
  42. Reflecting pool algae: the science Trump needs to know 16:19
  43. Nature or nurture: can genes make us behave ‘badly’? 19:53
  44. Extreme heat: is the UK becoming a 40C country? 14:41
  45. The audacious plan to refreeze the Arctic 16:22
  46. Should we ban social media for under-16s? 20:17
  47. ‘The undruggable became druggable’: a gamechanging treatment for the world’s deadliest cancer 14:54
  48. The dinosaurs who survived the asteroid 17:15
  49. Heatstroke, sports washing and VAR psychology: the science of the World Cup 20:48
  50. The incredible science of the sleeping brain 14:53