23 January: How stress can cause grey hair, and the attitude needed to tackle climate change

This week, why stress makes mice turn grey, and how to think about climate change.In this episode:00:45 Going greyAnecdotal evidence has long suggested stressas a cause of grey hair. Now, a team of researchers have showed experimental evidence to suggest this is the case. Research Article: Zhang et al.; News & Views: How the stress of fight or flight turns hair white08:39 Research HighlightsAncient bones suggest that giant ground sloths moved in herds,plus an atomic way to check for whiskey fakes. Research Highlight: A bone bed reveals mass death of herd of giant ground sloths; Research Highlight: Nuclear-bomb carbon unmasks fraudulent luxury whisky10:40 Climate optimismTo tackle climate change, the former UN secretary for climate change argues that the biggest change needs to be mindset. Comment: Paris taught me how to do what is necessary to combat climate change18:09 News ChatThe latest on a new virus from Wuhan in China, and insights from ancient African genomes. News: China virus latest: first US case confirmed; Research Article: Lipson et al. Hosted on Acast. See acast.com/privacy for more information.