PODCAST

Science Weekly

The Guardian

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

science

All Episodes

00:15:45

Never forget a face? You could be a super recogniser

Science Weekly ·

2025/11/11

Do you have an uncanny recall for faces? Have you ever recognised the same extra in TV shows that are decades apart? If so you could be part of the small number of super recognisers. Research from the University of New South Wales indicates they naturally pick out the most useful parts of a given face to help commit it to memory. So what else have scientists uncovered about this elite cohort? Dr David Robertson, a senior lecturer in psychology at the University of Strathclyde, talks to Ian Sample

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00:25:00

Revisited: How to save the Amazon episode three: ask...

Science Weekly ·

2025/11/07

Global environment editor Jon Watts goes in search of answers to the question the journalist Dom Phillips was investigating when he was murdered: how to save the Amazon? In the final episode of this three-part series from June 2025, Jon encounters a radical new view of the Amazon’s history being uncovered by archaeologists. Far from an uninhabited wilderness, the rainforest has been shaped by indigenous peoples for thousands of years. Jon finds out how their expert knowledge could be harnessed to

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00:24:28

Revisited: How to save the Amazon episode two: the...

Science Weekly ·

2025/11/06

Jon Watts, the Guardian’s global environment editor, goes in search of answers to the question the journalist Dom Phillips was investigating when he was murdered: how to save the Amazon? In episode two of this miniseries from June 2025, Jon meets the people trying to make sure the rainforest is worth more standing than cut down – from a government minister attempting to establish Brazil’s ‘bioeconomy’ to a startup founder creating superfood supplements and a scientist organising night-time tours

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00:27:57

Revisited: How to save the Amazon episode one: the...

Science Weekly ·

2025/11/05

Global environment editor Jon Watts goes in search of answers to the question the journalist Dom Phillips was investigating when he was murdered: how to save the Amazon? In episode one of this miniseries from June 2025, Jon explores what’s at stake if we fail to act in time. He hears about the crucial role of the rainforest for South America and the global climate, and asks how cattle ranching came to dominate and destroy huge swathes of the rainforest – pushing it to a dangerous tipping point

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00:15:54

‘We must change course’: a stark climate warning from...

Science Weekly ·

2025/11/04

As global leaders and environmental activists descend on Brazil for next week’s Cop30 climate summit, Madeleine Finlay speaks to the Guardian’s global environment editor, Jon Watts, who recently sat down for an exclusive interview with the UN secretary general, António Guterres. As he approaches his penultimate summit as the UN chief, Guterres reflected on humanity’s progress in attempting to limit global warming to 1.5C above pre-industrial levels, why Indigenous voices must be listened to and how

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00:20:56

A Scottish tea mystery: a bag for life – episode three

Science Weekly ·

2025/10/30

Science correspondent Nicola Davis investigates the strange story of Tam O’Braan and his attempts to grow tea in Scotland. In episode three, all of Tam’s lies come to a head and Stuart uncovers exactly where Tam was sourcing tea to supply to hotels and shops. At trial, Tam takes the stand and Richard and the Scottish growers finally get some answers. But what remains today of the nascent Scottish tea industry that Tam instigated?. Help support our independent journalism at <a

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00:23:00

A Scottish tea mystery: the list – episode two

Science Weekly ·

2025/10/29

Science correspondent Nicola Davis investigates the strange story of Tam O’Braan and his attempts to grow tea in Scotland. In episode two, Nicola hears how Tam’s network of Scottish tea growers began to have suspicions about exactly what he was selling and where it came from, and how cutting edge science helped provide some answers. Help support our independent journalism at <a href="https://www.theguardian.com/sciencepod">theguardian.com/sciencepod</a>

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00:22:02

A Scottish tea mystery: green shoots – episode one

Science Weekly ·

2025/10/28

Science correspondent Nicola Davis investigates the strange story of Tam O’Braan and his attempts to grow tea in Scotland. In episode one, Nicola looks back on her first meeting with Tam while working on a feature about tea plantations in the UK. He was selling his award-winning Scottish-grown tea to some of the UK’s finest hotels, but something didn’t quite add up. And Nicola wasn’t the only person taking an interest in his story. Help support our independent journalism at <a

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00:15:19

The ‘remarkable’ implant that can restore sight

Science Weekly ·

2025/10/23

An electronic eye implant half the thickness of a human hair has helped people with incurable sight loss to see again, opening up a potential ‘new era’ in tackling blindness. Madeleine Finlay hears from Mahi Muqit, a surgeon from Moorfields eye hospital in London, about what this implant has meant for his patients and what the future could hold for vision-loss therapies. Help support our independent journalism at <a

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00:16:58

The seed bank storing the planet’s future

Science Weekly ·

2025/10/21

As biodiversity declines, locating and conserving the planet’s plant life is becoming more important. The Millennium seed bank in Wakehurst, West Sussex, has been doing just that for 25 years, collecting and storing seeds and keeping them in trust for countries all over the world should they ever be needed. To mark the anniversary, Patrick Greenfield took a tour of the site. He tells Madeleine Finlay about the journey a seed takes from arrival to cold storage, and how some are already helping to

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00:19:57

Why is ‘chronic’ lyme disease so controversial?

Science Weekly ·

2025/10/16

Celebrities including Bella Hadid, Justin Bieber and Miranda Hart have talked about their years-long struggles with the effects of Lyme disease, but despite rising rates and better awareness, the illness remains poorly understood. To understand more about how the illness can impact people over the long term, Madeleine Finlay hears from the Guardian’s Patrick Barkham about his daughter Milly’s experience, and from Prof John Aucott, director of the Johns Hopkins Lyme Disease Research Center, and

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00:15:51

Traitor or faithful: how to spot a liar

Science Weekly ·

2025/10/14

The Traitors has returned to UK screens with its biggest viewing figures ever as 19 celebrities compete to be crowned the winner. The game depends on being able to accurately spot a liar, but are any deception detection methods actually backed up by science? Madeleine Finlay speaks to Timothy Luke, a senior lecturer in the department of applied psychology at the University of Gothenburg, to find out whether sweating, nervous ticks and reduced eye contact really can alert us to deception, and if not,

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00:20:55

All the news and science from the 2025 Nobel prizes

Science Weekly ·

2025/10/08

This year’s Nobel prizes in chemistry, physics and physiology or medicine have celebrated work that paves the way for the next generation of quantum technology, the creation of porous materials that have been compared to Hermione Granger’s handbag and the discovery of the hidden army inside us that helps to keep our immune system in check. To find out more, Madeleine Finlay talks to our science editor, Ian Sample, and correspondents Nicola Davis and Hannah Devlin. Help support our independent

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00:21:17

The real science of weight loss with the US’s leading...

Science Weekly ·

2025/10/07

Kevin Hall spent 21 years at the US National Institutes of Health and became known globally for his pioneering work on ultra-processed foods. In April he unexpectedly took early retirement, citing censorship under the Trump administration. Now he has co-authored a book with the journalist Julia Belluz that aims to bust myths and challenge wellness orthodoxy on everything from weight loss and metabolism to supplements and wearables. Hall tells Ian Sample what he wants us all to understand about diet,

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00:17:05

Remembering primatologist Jane Goodall

Science Weekly ·

2025/10/02

The renowned primatologist Jane Goodall has died aged 91. She will be remembered for her observations that revolutionised our understanding of chimpanzees, as well as her tireless environmental advocacy. Ian Sample talks to the Guardian’s global environment editor Jon Watts, who met Goodall several times, to find out what her scientific legacy will be. Help support our independent journalism at <a href="https://www.theguardian.com/sciencepod">theguardian.com/sciencepod</a>

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00:18:28

Fraud, AI slop and huge profits: is science...

Science Weekly ·

2025/10/02

Scientists are warning that academic publishing needs urgent reform in order to retain trust in the research system. Ian Sample tells Madeleine Finlay what has gone so wrong, and Dr Mark Hanson of the University of Exeter proposes some potential solutions. Help support our independent journalism at <a href="https://www.theguardian.com/sciencepod">theguardian.com/sciencepod</a>

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00:13:07

Does a bit of booze really make us better at languages?

Science Weekly ·

2025/09/30

The Ig Nobel prizes were awarded recently – for science that makes you laugh and then think – and the peace prize was given to a cheeky study testing the link between alcohol and language proficiency. Does a drink really help us to converse more convincingly in another tongue, or does it just give us inflated confidence? To find out, Madeleine Finlay speaks to a member of the winning team, Dr Fritz Renner, a researcher in clinical psychology and psychotherapy at the University of Freiburg in

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00:20:18

Fact-checking Trump’s autism announcement

Science Weekly ·

2025/09/24

In a televised press conference on Monday, Donald Trump and health secretary Robert F Kennedy Jr made a series of unproven claims about autism and its links to paracetamol use in pregnant women, and about childhood vaccinations. The comments were immediately refuted by scientists and health agencies around the world, but many expressed concern about the impact of this misinformation being repeated at the highest levels of government. So what does the science really say? Madeleine Finlay speaks to

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00:14:52

Is there hope on the horizon for patients with...

Science Weekly ·

2025/09/23

A trial is under way to find out if a £100 blood test could transform the way that the NHS diagnoses Alzheimer’s disease. Alzheimer’s is the leading cause of dementia and diagnosis is currently costly and time-consuming. To find out how this blood test could benefit patients, Ian Sample talks to Prof Jonathan Schott, who is co-leading the trial. He explains what the test involves and why it could pave the way for exciting new treatments for the devastating disease. Help support our independent

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00:18:20

Is the US on the brink of a new era of political...

Science Weekly ·

2025/09/18

The murder of political activist Charlie Kirk has prompted fears about rising levels of political violence in the US after a number of high-profile assassinations and attempted assassinations of political figures in recent years. But how connected are these events and do they signal a rise in public support for this kind of violence? To find out Ian Sample speaks to Sean Westwood, an associate professor in political science at Dartmouth College and director of the Polarization Research Lab. He

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