Guardian Science Weekly

Science Weekly

Alok Jha and the Guardian's science team bring you the best analysis and interviews from the worlds of science and technology.
Weekly English United Kingdom Science · Nature
628 Episodes
32 – 52

Our science predictions for 2024

Last year was a bumper year for science news, with the rise of weight-loss drugs such as Wegovy, record-high global temperatures, not to mention an attempted orca uprising. So what will this year bring? Ian Sample and science correspondent Hannah Devlin discuss the big stories likely to hit the headlines…
10 Jan 17 min

How to get active (and make it stick)

As parks and gyms fill with people hoping to make 2024 their year of fitness, Ian Sample speaks to Martin Gibala, professor of kinesiology at McMaster University in Canada, about how much exercise we should be doing, the benefits of interval training, and how to make a new regime stick…
8 Jan 16 min

Revisited: Weight of the world, the climate scientists who hold out hope

Science Weekly revisits episode three of this 2023 mini-series from Full Story. In the final part of this three-part series, the Australian climate scientists Lesley Hughes, Ove Høegh-Guldberg and Graeme Pearman take stock as they look back on their life’s work. How does it feel for them to carry this…
3 Jan 35 min

Weight of the world revisited: the climate scientists who copped it

Science Weekly revisits episode two of this 2023 mini-series from Full Story. In part two of Weight of the world, three Australian climate scientists reveal the professional and personal toll of their predictions. Lesley Hughes tells us about the axing of Australia’s Climate Commission, a group tasked with educating the…
2 Jan 43 min

Revisited: Weight of the world – the climate scientists who saw the crisis coming

Science Weekly revisits episode one of this 2023 mini-series from Full Story. Pioneering Australian scientists Graeme Pearman, Lesley Hughes and Ove Hoegh-Guldberg saw the climate crisis coming. Pearman predicted the increase of carbon dioxide levels, Hughes foresaw the alarming number of species extinctions and Hoegh-Guldberg forecast the mass coral bleaching…
1 Jan 36 min

Best of 2023, Killing the Skydancer: episode three, An Open Secret

In this special Age of Extinction mini-series from Science Weekly, which first aired in 2023, the Guardian’s biodiversity reporter, Phoebe Weston, explores the illegal killing of birds of prey on grouse moors, and asks why it is so difficult to solve these crimes. In the third and final episode, Phoebe…
27 Dec 2023 29 min

Best of 2023, Killing the Skydancer: episode two, The Perfect Crime

In this special Age of Extinction mini-series from Science Weekly, which first aired in August 2023, the Guardian’s biodiversity reporter, Phoebe Weston, explores the murky world of the illegal killing of birds of prey on grouse moors, and asks why it is so difficult to solve these crimes. In episode…
26 Dec 2023 28 min

Best of 2023: Killing the Skydancer episode one, Susie’s chicks

In this special Age of Extinction mini-series from Science Weekly, which first aired in August 2023, the Guardian’s biodiversity reporter, Phoebe Weston, explores the illegal killing of birds of prey on grouse moors and asks why it is so difficult to solve these crimes. In episode one, Phoebe hears about…
25 Dec 2023 22 min

All the buzz and no hangover? The next generation of alcohol-free drinks

What with Christmas parties and work drinks, this time of year can feel like one long hangover. But a new generation of alcohol-free alternatives is emerging which claim to offer the fun of alcohol without the painful morning-after. Madeleine Finlay and Ian Sample are joined by science correspondent Hannah Devlin…
20 Dec 2023 21 min

Can machines ever be like us? Prof Michael Wooldridge on the future of AI

Prof Michael Wooldridge has been an AI researcher for more than 30 years, and in the year that AI was supercharged by ChatGPT, he is giving the Royal Institution’s Christmas lectures on the truth about AI. The Guardian science correspondent Nicola Davis sat down with him to find out how…
18 Dec 2023 20 min

Cop28: what just happened?

A deal has been announced at Cop28 in Dubai, and depending who you talk to, it’s either a historic achievement or a weak and ineffectual agreement full of loopholes. Ian Sample speaks to the Guardian environment editor Damian Carrington, who explains what the deal on fossil fuels will mean in…
13 Dec 2023 14 min

The incredible world of animal perception, and what it can teach us

Ian Sample meets Ed Yong, who recently won 2023’s Royal Society book prize for An Immense World, which delves into the incredible world of animal senses. From colours and sounds beyond our perception, to the weird and wonderful ways that animals grow new ears and experience smell, Ed explains why…
12 Dec 2023 19 min

All the drama from the first week of Cop28

Madeleine Finlay hears from biodiversity and environment reporter Patrick Greenfield who is reporting for the Guardian from Cop28 in Dubai. He describes the rollercoaster first week of highs and lows, which saw a landmark agreement on loss and damage and a tetchy press conference from summit President Sultan Al Jaber…
6 Dec 2023 18 min

Why are we still struggling to get contraception right?

As the pill becomes available over the counter and free of charge in England, Madeleine Finlay talks to science correspondent Nicola Davis about the problems women in the UK face in getting access to appropriate contraception, and how unwanted side-effects and lack of support have led to a rise in…
4 Dec 2023 17 min

Everything you need to know about Cop28 as the summit begins

Every year the world’s leaders gather for the UN climate change conference, and after a year of record temperatures, this year’s summit has been called the most vital yet. As Cop28 begins in Dubai, Ian Sample hears from Guardian environment editor and resident Cop expert Fiona Harvey. She explains why…
29 Nov 2023 17 min

Weight of the world – the climate scientists who saw the crisis coming

Science Weekly brings you episode one of a new mini-series from Full Story. Pioneering Australian scientists Graeme Pearman, Lesley Hughes and Ove Hoegh-Guldberg saw the climate crisis coming. Pearman predicted the increase of carbon dioxide levels, Hughes foresaw the alarming number of species extinctions and Hoegh-Guldberg forecast the mass coral…
27 Nov 2023 36 min

What have we learned from the James Webb space telescope so far?

Madeleine Finlay sits down with science correspondent Hannah Devlin to discuss the amazing discoveries the James Webb space telescope has made in the year since it became operational. From planets that rain sand to distant galaxies, Madeleine explains how some of these discoveries could fundamentally change our understanding of the…
22 Nov 2023 15 min

Superyachts and private jets: the carbon impact of the ‘polluter elite’

Madeleine Finlay hears from the Guardian’s Europe environment correspondent Ajit Niranjan, and from wealth correspondent Rupert Neate, about the highly polluting transport habits of the ultra-wealthy. From private jets to superyachts, the emissions produced by the super-rich as they travel around the globe are contributing to staggering inequalities in carbon…
21 Nov 2023 18 min

The mysteries of volcanoes: what’s going on beneath the ground in Iceland?

As Iceland braces for a volcanic eruption, Madeleine Finlay hears from volcanologist Helga Torfadottir about how the country is preparing, and why this is happening now. She also speaks to Cambridge professor of volcanology Clive Oppenheimer about how scientists predict volcanic activity, and what it feels like to stare into…
16 Nov 2023 18 min

CBD: what’s the science behind the wellness trend?

Last month the UK’s Food Standards Authority slashed the recommended safe daily intake of cannabidiol (CBD) from 70mg to 10mg. An estimated one in 10 people in the UK have used products containing CBD, and many users believe it can help with ailments such as insomnia, anxiety and pain. But…
14 Nov 2023 14 min
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