Science Weekly

Twice-weekly science and environment news updates AI summary

The Guardian Visit website › Science · EN · 296 episodes · latest 2026-11-12

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

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© 2026 Guardian News & Media Limited or its affiliated companies. All rights reserved.

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Latest episodes

Is BMI working? Cop31 latest, the science of great conversation

2026-11-12 · 23 min

Madeleine Finlay and co-host Ian Sample discuss the three science stories you need to know about this week, including an alternative to BMI for diagnosing obesity which could ‘prevent misdiagnosis for millions’. Also on…
Winter depression is real. Here’s what can help

2026-11-10 · 17 min

As the nights draw in, many of us can experience low mood. But for a small proportion of people a more intense depression develops through the winter months. It’s a phenomenon that since the 1980s has been labelled…
‘Ferritin face’: what you need to know about low iron

2026-11-05 · 20 min

Social media is awash with claims iron deficiency can be identified in the mirror by dark circles, breaking hair and dry skin. But is ‘ferritin face’ real? Madeleine Finlay tells Ian Sample why so many of us struggle to…
How a scientist went from hero to traitor in a US water crisis

2026-11-03 · 19 min

When the water in Flint, Michigan, became contaminated with dangerous levels of lead, Dr Siddhartha Roy, then a third year PhD student, was part of the team of scientists who publicly contradicted state and federal…
‘Assad had one of my books by his bed’: life as a forensic scientist

2026-10-29 · 18 min

As one of the world’s leading forensic anthropologists, Dame Sue Black has acted as an expert witness in a myriad of high-profile criminal cases. Her work has taken her from the lab to active war zones and the aftermath…
Perimenopause is everywhere. How do you know if you’re in it?

2026-10-27 · 15 min

Perimenopause has become a hot topic, with celebrities sharing their experiences and doctors offering tips and advice online. But despite the benefits of growing awareness, a rising number of women are now encountering…
Elizabeth Holmes is back in the spotlight: why can’t we look away?

2026-10-22 · 17 min

You Can See Everything, a documentary about the disgraced health tech company founder Elizabeth Holmes, has enjoyed a record-breaking opening in the US. It is a testament to how fascinated we remain by the convicted…
‘These risks are real’: the threat of AI bioweapons

2026-10-20 · 16 min

In his annual speech on threats to the nation, Sir Ken McCallum, the head of the UK’s intelligence service, MI5, warned that AI had the potential to ‘change the stakes’ on existing and even new bioweapons. To find out…
Is your boss watching you? The rise of AI surveillance at work

2026-10-15 · 18 min

Workers have always been monitored by their bosses, first through output targets, and then via computer software labelled ‘bossware’. But AI is transforming the capabilities of these systems, processing huge volumes of…
The surprising psychology of morbid curiosity

2026-10-13 · 17 min

US defence secretary Pete Hegseth’s plan to livestream the execution of Nidal Malik Hasan has incurred condemnation from human rights groups and politicians on all sides. But according to Coltan Scrivner, an author and…

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Oldest episode in feed: 03/2024 · over 2 years
Typical length: 18 min

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