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

 

#300

Is curiosity the key to ageing well?

Psychologists have traditionally believed we become less curious as we age, but recent res... more

Yesterday

16 MINS

16:06

Yesterday


#299

RFK Jr and the chaos at the CDC

It’s been a dramatic week at the US Centres for Disease Control and Prevention (CDC). In t... more

02 Sep 2025

17 MINS

17:47

02 Sep 2025


#298

‘AI psychosis’: could chatbots fuel delusional thinking?

There are increasing reports of people experiencing delusions after intensive use of AI ch... more

28 Aug 2025

16 MINS

16:34

28 Aug 2025


#297

A decade long mystery - why were billions of starfish turned to goo?

For more than a decade, scientists have been puzzling over what was causing billions of st... more

26 Aug 2025

16 MINS

16:20

26 Aug 2025


#296

Can science crack the mystery of ME?

Scientists have found the first robust evidence that people’s genes affect their chances o... more

21 Aug 2025

19 MINS

19:07

21 Aug 2025


#295

Why can’t the world get its act together on plastics?

After three years of negotiating, talks over a global plastics treaty came to an end in Ge... more

19 Aug 2025

15 MINS

15:57

19 Aug 2025


#294

Staying cool in Europe’s record-breaking heat

Europe is suffering from another heatwave as deadly temperatures of up to 44C hit the cont... more

14 Aug 2025

16 MINS

16:40

14 Aug 2025


#293

Is sunscreen really toxic?

For many of us, slathering on sunscreen to protect our skin in the summer months is a no-b... more

12 Aug 2025

16 MINS

16:12

12 Aug 2025


#292

Summer picks: Where do our early childhood memories go?

It’s a mystery that has long puzzled researchers. Freud called the phenomenon infantile am... more

07 Aug 2025

18 MINS

18:42

07 Aug 2025


#291

Summer picks: what is ‘mirror life’ and why are scientists sounding the alarm?

Recently, a group of world-leading scientists called for a halt on research to create ‘mir... more

05 Aug 2025

17 MINS

17:33

05 Aug 2025


#290

Summer picks: The science of racism, and how to fight it

In this episode from January 2025, Ian Sample speaks to Keon West, a professor of social p... more

31 Jul 2025

19 MINS

19:17

31 Jul 2025


#289

Summer picks: Where did our attention spans go, and can we get them back?

In 2024, the Oxford English Dictionary announced its word of the year was ‘brain rot’. The... more

29 Jul 2025

17 MINS

17:10

29 Jul 2025


#288

Why do we age in dramatic bursts, and what can we do about it?

Scientists are beginning to understand that ageing is not a simply linear process. Instead... more

24 Jul 2025

14 MINS

14:14

24 Jul 2025


#287

The babies born with DNA from three parents

Doctors in the UK have announced the birth of eight healthy babies after performing a grou... more

22 Jul 2025

17 MINS

17:10

22 Jul 2025


#286

Two black holes collide, lab-grown organs, world’s first climate visa

Madeleine Finlay is joined by Ian Sample to discuss three intriguing science and environme... more

17 Jul 2025

21 MINS

21:44

17 Jul 2025


#285

Why are parents using melatonin to help their kids sleep?

Guardian feature writer Rhiannon Lucy Cosslett recently wrote about the growing cohort of ... more

15 Jul 2025

17 MINS

17:32

15 Jul 2025


#284

Texas floods and forecasting cuts: a sign of things to come?

In the days since the deadly floods in the Texas Hill Country, speculation has grown about... more

09 Jul 2025

16 MINS

16:49

09 Jul 2025


#283

What are microplastics doing to our health?

The actor Orlando Bloom recently posted a photo of himself undergoing a £10,000 procedure ... more

08 Jul 2025

15 MINS

15:58

08 Jul 2025


#282

Why British women are freezing their eggs abroad

The number of women choosing to freeze their eggs has increased sharply, according to figu... more

03 Jul 2025

18 MINS

18:26

03 Jul 2025


#281

What does it take to make a nuclear weapon?

In an interview last weekend, Iran’s ambassador to the UN said his country’s nuclear enric... more

01 Jul 2025

15 MINS

15:54

01 Jul 2025