Science Weekly podcast

Science Weekly

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

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

 

#299

Revisited: The surprising science of dreams and nightmares

In this episode from January 2026, Ian Sample puts listeners’ questions about dreams and n... more

Yesterday

22 MINS

22:06

Yesterday


#298

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

Science correspondent Nicola Davis investigates the strange story of Tam O’Braan and his a... more

23 Jul 2026

20 MINS

20:26

23 Jul 2026


#297

Revisited: A Scottish tea mystery, episode two – the list

Science correspondent Nicola Davis investigates the strange story of Tam O’Braan and his a... more

22 Jul 2026

23 MINS

23:18

22 Jul 2026


#296

Revisited: A Scottish tea mystery, episode one – green shoots

Science correspondent Nicola Davis investigates the strange story of Tam O’Braan and his a... more

21 Jul 2026

22 MINS

22:29

21 Jul 2026


#295

Can a world-first gene therapy reverse ageing?

The first person has been treated with a highly anticipated new gene therapy that aims to ... more

16 Jul 2026

18 MINS

18:29

16 Jul 2026


#294

Fungi: the invisible force protecting our planet

Scientists often talk about the importance of flora and fauna to the health of our planet,... more

14 Jul 2026

16 MINS

16:29

14 Jul 2026


#293

Is male testosterone in freefall?

Men’s average testosterone levels have halved over the past 50 years, according to scienti... more

09 Jul 2026

14 MINS

14:00

09 Jul 2026


#292

‘A break from scrolling’: how Gen Z fell in love with birding

In the last 50 years, Britain has lost an astonishing 73 million wild birds from its lands... more

07 Jul 2026

16 MINS

16:43

07 Jul 2026


#291

‘Beautiful blobs’: can scientists build life from scratch?

Researchers claim they are closer to creating life from nothing after building tiny, quive... more

02 Jul 2026

16 MINS

16:53

02 Jul 2026


#290

Reflecting pool algae: the science Trump needs to know

The Lincoln Memorial reflecting pool in Washington DC has hardly been out of the news sinc... more

30 Jun 2026

16 MINS

16:19

30 Jun 2026


#289

Nature or nurture: can genes make us behave ‘badly’?

How much do our genes determine about our lives, and could they influence traits like risk... more

25 Jun 2026

19 MINS

19:53

25 Jun 2026


#288

Extreme heat: is the UK becoming a 40C country?

Met Office forecasters have issued a rare red weather warning for England, with temperatur... more

23 Jun 2026

14 MINS

14:41

23 Jun 2026


#287

The audacious plan to refreeze the Arctic

Sea ice is melting fast and worsening the climate crisis. But what if there were a way to ... more

18 Jun 2026

16 MINS

16:22

18 Jun 2026


#286

Should we ban social media for under-16s?

The UK prime minister, Keir Starmer, has announced a social media ban for under-16s, as pa... more

15 Jun 2026

20 MINS

20:17

15 Jun 2026


#285

‘The undruggable became druggable’: a gamechanging treatment for the world’s deadliest cancer

A daily pill can double survival time in patients with the world’s deadliest cancer, accor... more

11 Jun 2026

14 MINS

14:54

11 Jun 2026


#284

The dinosaurs who survived the asteroid

While many dinosaurs were wiped out when a colossal asteroid struck Earth 66m years ago, o... more

09 Jun 2026

17 MINS

17:15

09 Jun 2026


#283

Heatstroke, sports washing and VAR psychology: the science of the World Cup

It’s just a week until the first whistle of the 2026 World Cup. To mark the occasion, Made... more

04 Jun 2026

20 MINS

20:48

04 Jun 2026


#282

The incredible science of the sleeping brain

Humans have been wondering why we sleep for thousands of years. Is sleep’s purpose rest an... more

02 Jun 2026

14 MINS

14:53

02 Jun 2026


#281

Are robots nearing their ChatGPT moment?

Last month at Beijing’s half marathon, a robot named Lightning beat the human world record... more

28 May 2026

17 MINS

17:07

28 May 2026