Science Weekly

Updated: 20 Feb 2025 • 441 episodes
www.theguardian.com/science/series/science

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

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Science editor Ian Sample joins co-host Madeleine Finlay to discuss some of the most intriguing science stories of the week. From a concerning rise in hospital diagnoses of constipation in children, to research suggesting that the environment is far more important for ageing and longevity than our genes, and how squeak

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18 Feb 2025 • EN

Should we ban cats?

The Scottish first minister, John Swinney, was recently forced to deny plans to ban cats after a report from independent experts said the species was a threat to Scotland’s wildlife. In the UK, it is estimated that cats kill or bring home 57 million mammals and 27 million birds every year. Ian Sample hears from cat-own

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Recently, a group of world-leading scientists called for a halt on research to create ‘mirror life’ microbes amid concerns that the synthetic organisms would present an ‘unprecedented risk’ to life on Earth. Ian Sample tells Madeleine Finlay about why this work initially seemed exciting for scientists and what the risk

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In a case of life imitating art, a 100-metre-wide asteroid has triggered global planetary defence procedures for the first time, after telescope observations revealed it had a chance of colliding with Earth in 2032. To find out what happens now and how worried we should be, Ian Sample hears from Richard Binzel, a profe

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From the shockwaves caused by DeepSeek’s launch, to fears of a new AI arms race, and the continued questions over the technology’s energy use, AI continues to throw up new challenges. As world leaders gather for the Paris AI summit, the Guardian’s global technology editor, Dan Milmo, joins Madeleine Finlay to discuss w

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Senators are scheduled to vote today on whether to advance Robert F Kennedy Jr’s nomination as Secretary of State for Health and Human Services. RFK Jr is known for his vaccine skepticism and Make America Healthy Again slogan, which has won him support from everyone from wellness fans and ‘crunchy moms’ to traditional

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