Home Podcasts Unexpected Elements
Unexpected Elements

Unexpected Elements

BBC World Service 328 Episodes Aug 21, 2026

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.

Episodes

Fashionably late
Fashionably late Aug 21, 2026 2971 News of an Australian library book finally finding its way home 150 years after it was borrowed has the Unexpected Elements team thinking about things that get forgotten, filed away or simply turn up much later than expected.We start with the story of a meteorite from Mars that spent millions of years travelling through space before ending up in a university drawer. Then, we investigate why scient
Light entertainment
Light entertainment Aug 14, 2026 2970 As Europe experiences its first total solar eclipse in almost 30 years this week, Unexpected Elements investigates the surprising science that emerges when sunlight is blocked out. We travel to the forests of Italy, where we investigate whether trees can communicate their eclipse plans to each other. We learn about an ambitious scientific plan to launch a wall of bubbles the size of Brazil into ou
Someone's always watching
Someone's always watching Aug 7, 2026 2970 The UK's Royal Society for the Protection of Birds has found that birdwatching is the second-fastest growing hobby amongst Gen Z with 750,000 of them regularly venturing into the outdoors to spot some of our feathered friends. Inspired by this new appreciation for an old pastime, the Unexpected Elements team are on the lookout for some birdwatching science. First, we watch birds, but did you know
Down The Rabbit Hole
Down The Rabbit Hole Jul 31, 2026 2970 75 years ago, Walt Disney's Alice in Wonderland hit our screens, welcoming us into a technicolour, topsy-turvy world of eccentric characters – including the Mad Hatter, the Cheshire Cat, the Queen of Hearts, the White Rabbit and many more.On Unexpected Elements, we're tumbling down the rabbit hole to uncover the strange and surprising science hidden within the classic story.We’ll find out how bizz
Bald caps, sparrow raps and lightning claps
Bald caps, sparrow raps and lightning claps Jul 24, 2026 2970 If you were lucky enough to be at rapper Pitbull's recent concert in Hyde Park in London, you would have been greeted by a sea of bald caps. A Guiness World record-breaking sea of 22,141 bald caps. And, in honour of this incredible feat, the Unexpected Elements team are exploring some science.First, is hair the secret to healing? We find out why trading fur for sweat may have had unexpected conseq
A scientific odyssey
A scientific odyssey Jul 17, 2026 3000 As the film adaptation of the Odyssey bursts onto screens around the world this week, here at Unexpected Elements we’re undertaking our own epic journey through science – all inspired by the ancient Greek epic.First, we discover the tiny virus that’s using its own Trojan Horse to sneak into cells it wouldn’t usually be able to infect. Then, we hear about the daring 8000km voyage undertaken by igua
Everyone needs a hero
Everyone needs a hero Jul 10, 2026 2970 A mysterious vigilante in Mexico nicknamed “Batman” has inspired the Unexpected Elements team to investigate the science of superheroes.First up, we explore whether a Batman’s presence can actually change human behaviour. One unusual psychology experiment suggests that people may be more likely to perform acts of kindness when a caped crusader appears nearby. Then we discover a real human superpow
Stuck in a cycle
Stuck in a cycle Jul 3, 2026 2970 Pakistan has recently announced that they plan to abolish the 18% sales tax on menstrual products like pads or tampons. UN Women has welcomed the decision, saying that when these products become more affordable it means more girls and women stay in school and the workforce. For the Unexpected Elements team, the news has led us towards scientific stories of menstruation and different kinds of cycle
Dividing lines
Dividing lines Jun 26, 2026 2969 This week South Korea announced they will be adjusting the Civilian Controlled Zone that borders the demilitarised area between North and South Korea. The reshuffle will allow thousands of civilians to be able to move with more freedoms, but for the Unexpected Elements team, it’s sparked a conversation about scientific borders, boundaries, lines and barriers. First up, a look at the Wallace Line,
Anyone for chips?
Anyone for chips? Jun 19, 2026 2970 The spiralling cost and short supply of microchips – something the tech journalists have dubbed ‘RAMageddon’ – has the Unexpected Elements team investigating all things chip-related. We start things off by finding out about a mini cervix-on-a-chip and how this could help us better understand premature birth. We then feel a little salty when we discover that chips (also known as fries) may create c
The beautiful game
The beautiful game Jun 12, 2026 2970 As the Fifa Men’s World Cup kicks off this week in the United States, Mexico, and Canada, football fever is everywhere – and this has the Unexpected Elements team exploring all things football.First, we discover how it took eight years and 170 experiments for scientists to create the perfect grass pitch. Then, why a football is not really a ball… it’s a truncated icosahedron. We discuss how this
Science bears fruit
Science bears fruit Jun 5, 2026 3097 Long live the king – of mangoes! In India the famed ‘king of mangoes’, the Alphonso mango, is in drastically short supply after a particularly bad bout of adverse weather. Inspired by the mango’s plight, the Unexpected Elements team takes a look at what fruit science can bear.First, from the ‘king of mangoes’ to the ‘king of fruits’, we hear how the infamously stinky durian could be used to charge

Recommended