Unexpected Elements

Unexpected Elements

BBC World Service

The news you know, the science you don’t. Unexpected Elements looks beyond everyday narratives to discover a goldmine of scientific stories and connections from around the globe. From Afronauts, to why we argue, to a deep dive on animal lifespans: see the world in a new way.

Categories: Science & Medicine

Listen to the last episode:

A 150-year-old bottle of Arctic Ale is being uncapped, which got the team talking about all things related to yeast, beer, and opening things.

First, we hear about a rare condition where the body brews its own alcohol. Next up, we find out that small amounts of alcohol make male fruit flies more attractive.

We’re then joined in the studio by food historian Pen Vogler, who helps us travel back in time to explore beer’s origins.

Next, we discover how air pollution is affecting our brains, and delve into some surprising ways that yeast could help the climate.

All that, plus many more Unexpected Elements.

Presenter: Marnie Chesterton, with Chhavi Sachdev and Candice Bailey Producers: Alice Lipscombe-Southwell, with Lucy Davies and Robbie Wojciechowski

Previous episodes

  • 521 - A keg of beer-based science 
    Fri, 14 Nov 2025
  • 520 - A storm of science 
    Fri, 07 Nov 2025
  • 519 - A science heist 
    Fri, 31 Oct 2025
  • 518 - How does biometric data work? 
    Fri, 24 Oct 2025
  • 517 - Why are gold prices so high? 
    Fri, 17 Oct 2025
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