Unexpected Elements
BBC World Service
Categories: Science & Medicine
Listen to the last episode:
The Winter Olympics has the Unexpected Elements team looking into some of the incredible science behind the sports. First up, the tale of India’s lone luge pilot: how did using old train tracks as sled runners give him a competitive edge? Then, we look at the physics behind a cheating scandal that has rocked the ski jumping world. Scientific studies tell us exactly how much difference changing a single stitch in a costume can make.
Did you know there are different types of ice? Professor Christoph Salzmann has discovered three of them, and tells us what makes them unique. Plus dinosaurs, disease, and whether we laugh with an accent. All on this week’s Unexpected Elements.
Presenter: Marnie Chesterton, with Chhavi Sachdev and Tristan Ahtone Producers: Margaret Sessa-Hawkins, with Lucy Davies, Imy Harper and Tim Dodd
Previous episodes
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533 - Let the games begin Fri, 06 Feb 2026
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532 - Are you still with us? Fri, 30 Jan 2026
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531 - Banging the science drum Fri, 23 Jan 2026
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530 - Science down under Fri, 16 Jan 2026
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529 - Science of the future Fri, 09 Jan 2026
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528 - An episode inspired by our listeners Fri, 02 Jan 2026
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527 - The gift of science Fri, 26 Dec 2025
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526 - Why are we sad when television series end? Fri, 19 Dec 2025
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525 - Chicken, with a side order of science Fri, 12 Dec 2025
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524 - Some bear-y interesting space science Fri, 05 Dec 2025
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523 - The unexpected science behind Klimt's artwork Fri, 28 Nov 2025
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522 - Some Beautiful Science Fri, 21 Nov 2025
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521 - A keg of beer-based science Fri, 14 Nov 2025
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520 - A storm of science Fri, 07 Nov 2025
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519 - A science heist Fri, 31 Oct 2025
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518 - How does biometric data work? Fri, 24 Oct 2025
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517 - Why are gold prices so high? Fri, 17 Oct 2025
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516 - The strongest stuff in the Universe Fri, 10 Oct 2025
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515 - Science inspired by Taylor Swift Fri, 03 Oct 2025
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514 - Two-hundred years of trains Fri, 26 Sep 2025
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513 - Pirate science ahoy! Fri, 19 Sep 2025
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512 - Some dam awesome science Fri, 12 Sep 2025
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511 - Punk rock science Fri, 05 Sep 2025
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510 - Where do beaches come from? Fri, 29 Aug 2025
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509 - Mountains of overtourism Fri, 22 Aug 2025
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508 - Why do we follow trends? Mon, 18 Aug 2025
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507 - Floods, mangroves and rampaging tractors Fri, 08 Aug 2025
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506 - Traffic science Fri, 01 Aug 2025
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505 - Trailer: 13 Minutes Presents: The Space Shuttle Mon, 28 Jul 2025
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504 - The science of ageing Fri, 25 Jul 2025
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503 - How dust affects the world Fri, 18 Jul 2025
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502 - Sharks, albatrosses, the Jaws theme and fishing Fri, 11 Jul 2025
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501 - Cargo ships, chemical spills and caribou Fri, 04 Jul 2025
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500 - A roarsome episode Fri, 27 Jun 2025
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499 - Some really cool science Fri, 20 Jun 2025
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498 - Defuse and diffuse Fri, 13 Jun 2025
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497 - Gaming-inspired science Fri, 06 Jun 2025
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496 - Mission unexpectedly possible Fri, 30 May 2025
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495 - Story time Fri, 23 May 2025
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494 - Enduring it all Fri, 16 May 2025
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493 - Ant antics Fri, 09 May 2025
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492 - In memoriam Fri, 02 May 2025
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491 - Kenya believe it? Fri, 25 Apr 2025
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490 - An eggciting episode Fri, 18 Apr 2025
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489 - Navigating northward Fri, 11 Apr 2025
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488 - Oh, Rats! Fri, 04 Apr 2025
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487 - Don’t be a fool! Fri, 28 Mar 2025
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486 - What’s that smell? Fri, 21 Mar 2025
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485 - The fast and the curious Fri, 14 Mar 2025
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484 - Silent science Fri, 07 Mar 2025