Science Weekly

Jan 29 2025 150 ep. 19 mins 659

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Alok Jha and the Guardian's science team bring you the best analysis and interviews from the worlds of science and technology.

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Protein, weights and the best way to keep fit: your exercise questions answered

Jan 29 2025 22 mins

In the second episode of our listener questions special, Ian Sample tells Madeleine Finlay what he has uncovered about who the exercise guidelines were created for and whether they apply to all of us, which exercises are best for keeping us strong, whether we should be eating particular foods when we exercise, and how much protein we need to consume if we’re packing in the hours

Sugar, seed oils, and avoiding sickness: your health questions answered

Jan 27 2025 23 mins

We asked for your questions on getting healthy in 2025 and you delivered. In the first episode of our listener questions special, Madeleine Finlay tells Ian Sample what she has uncovered about the scientifically proven ways to cut down on sugar, the truth behind the panic over seed oils, and why it is that some of us seem to have bullet proof immune systems, while others succumb to

The science of racism, and how to fight it

Jan 22 2025 18 mins

Ian Sample speaks to Keon West, a professor of social psychology at the University of London, whose new book, The Science of Racism, explores what science can reveal about racism, the inventive methods scientists have used to study it and the scientifically proven ways of tackling racism and discrimination. Help support our independent journalism at theguardian.com/sciencepod

Telepathy…what’s the evidence?

Jan 20 2025 17 mins

A podcast promoting claims that non-verbal autistic children can read minds briefly knocked Joe Rogan off the top of the charts this month, which made the Science Weekly team wonder, how has science attempted to prove or disprove the existence of mind reading? To find out, Ian Sample speaks to Chris French, emeritus professor of parapsychology at Goldsmiths University. They discuss

Our science predictions for 2025

Jan 15 2025 18 mins

Last year was full of unexpected science news, from a new strain of Mpox emerging in the DRC, to artificial intelligence dominating the Nobel prizes and two astronauts getting ‘stuck’ in space. So what will this year bring? Ian Sample and science correspondent Hannah Devlin discuss the big stories likely to hit the headlines and share their predictions for 2025. Help support ou

How weather ‘whiplash’ is driving floods and fires

Jan 13 2025 14 mins

As wildfires continue to cause devastation in Los Angeles, Madeleine Finlay speaks to Albert van Dijk, professor of water science and management at the Australian National University, about how rising temperatures are causing rapid swings in extreme weather. Help support our independent journalism at theguardian.com/sciencepod

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

Jan 08 2025 17 mins

The Oxford English Dictionary announced its word of the year at the end of 2024: brain rot. The term relates to the supposedly negative effects of consuming social media content, but it struck a chord more widely with many of us who feel we just don’t have the mental capacity we once did. Gloria Mark, a professor of informatics at the University of California, Irvine, has been st

Are we hardwired to commit ‘deadly sins’?

Jan 06 2025 21 mins

Scientists are increasingly finding that behaviours once seen as depraved often have a direct physical cause. To find out more, Ian Sample hears from Guy Leschziner, a consultant neurologist and sleep physician at Guy’s and St Thomas’ hospital in London. His new book, Seven Deadly Sins: The Biology of Being Human, looks at the neurological basis of behaviours often dismissed as

Revisited: does the evidence on glucose tracking add up?

Jan 01 2025 30 mins

You might have noticed that everyone has recently become a bit obsessed with blood sugar, or glucose. Wellness firms such as Zoe in the UK – as well as Nutrisense, Levels and Signos – claim to offer insights into how our bodies process food based on monitoring our blood glucose, among other things. But many researchers have begun to question the science behind this. In this epi

Revisited: just how bad is alcohol for us?

Dec 30 2024 17 mins

For the regular drinker, the studies that say a daily tipple is better for a longer life than avoiding alcohol completely are a source of great comfort. But a new analysis challenges that thinking and says it was based on flawed research that compares drinkers with people who are sick and sober. In this episode from August, Madeleine Finlay hears from the study’s lead author, Tim