Guardian Science Weekly

Singing mice, constipated kids and nurture beats nature: science stories of the week

Loading player...
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 squeaks from genetically engineered mice are providing insight into how human language may have emerged. Help support our independent journalism at theguardian.com/sciencepod
19 Feb 2025 English United Kingdom Science · Nature

Other recent episodes

Meningitis explained: who is most at risk?

Over the weekend, news emerged of an outbreak of meningitis among university and school students in Kent in south-east England. The outbreak has killed two young people and left several others seriously ill. Health officials confirmed that the meningitis B strain has been identified in some of the cases. To…
18 Mar 15 min

What’s behind the injectable peptide craze?

Grey-market injectable peptides – a category of substances with obscure, alphanumeric names such as BPC-157, GHK-Cu, or TB-500 – have developed a devoted following among biohackers and health optimisers. To understand how these unregulated substances have become mainstream and what they could be doing in our bodies, Madeleine Finlay hears…
17 Mar 17 min

Was Iran really building a nuclear weapon?

Among the many justifications Donald Trump has presented for the US and Israel attacking Iran has been the supposedly imminent threat posed by its nuclear weapons programme. But how close was the country really to developing an atomic weapon? Ian Sample hears from Kelsey Davenport, the director of non-proliferation policy…
10 Mar 16 min

Will China own the green energy future?

The conflict in the Middle East has sent energy prices soaring, and for countries that import a high proportion of their fuel, it’s a reminder of the perils of energy dependence. As the recipient of almost 90% of Iran’s crude oil, China knows this only too well. Which partly explains…
5 Mar 17 min
All episodes