As the war in Ukraine intensifies, Vladimir Putin raised Russia’s nuclear readiness level. The team discusses what this means about the likelihood of nuclear war. They also explore the unfolding humanitarian crisis in the country.

The latest Intergovernmental Panel on Climate Change report is out, and it focuses on impacts, adaptation and vulnerability. We hear from Swenja Surminski, head of adaptation research at the Grantham Research Institute on Climate Change and the Environment.

New studies into the start of the coronavirus pandemic are confirming what we’ve long suspected - that the virus originated at the Huanan food market in Wuhan. The team discusses the latest findings.

Moles - the animals that make holes in your lawn - are non-binary. Just one of a number of amazing facts to come out of the new book ‘BITCH: A Revolutionary Guide to Sex, Evolution & the Female Animal’. Hear from the author Lucy Cooke, who is challenging the sexist basis of much of the thinking about female animals. 

Stonehenge may have been built as a giant calendar. Though the claim itself isn’t new, the team explores a new theory from the archaeologist Tim Darvill which explains how it would’ve worked.

On the pod are Rowan Hooper, Penny Sarchet, Jacob Aron, Clare Wilson and Alison George. To read about these stories and much more, subscribe at newscientist.com/podcasts.

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