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PODCAST

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.

science

All Episodes

50:24

Timing is everything

Unexpected Elements ·

2024/01/04

As the new year arrives for much of the world, Marnie and pals look at a few time-related oddities. From the abolition of the leap second, to how some people feel they can actually see time stretching before them, to a festival of lunar-loving worms. On the anniversary of the invention of the word “robot”, we discuss EU AI legislation and its parallels with science fiction of a century ago, regal handedness, Arctic golf courses and the time-capsule of all humanity, stuck to the side of the Voyager

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49:56

The Best of Unexpected Elements

Unexpected Elements ·

2023/12/28

Usually Unexpected Elements looks at the science behind the news, but this week Marnie Chesterton and Caroline Steel are looking back at some of the best bits from our first few months.We’ve got the best from our team of panellists across the globe, including what’s going on in your brain when you speak more than one language, the horrific mating ritual of the bedbug and the science behind our panellist Camilla’s terrible haircut decision.We look back at some of the brilliant scientists we’ve spoken

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50:20

A very dark day

Unexpected Elements ·

2023/12/21

In the week of the solstice – the shortest or longest day of the year depending on your latitude - Unexpected Elements brings you tales of darkness and light. We hear about the dark history of sensory deprivation studies and why up until now, we’ve been in the dark about light’s role in the fairly fundamental process of evaporation.We’ll be shining a light on the darkest oceans, meeting the fantastical creatures who can turn their bodies into flashlights.Our Under the Radar story this week also

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50:09

An exploration of empathy

Unexpected Elements ·

2023/12/14

On the 75th anniversary of the Universal Declaration Of Human Rights, we look into the phenomenon of caring for things outside of ourselves – whether it’s human rights, the environment, or even odd sports.

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50:24

Boring science

Unexpected Elements ·

2023/12/07

After 41 Indian miners were happily rescued last week, Unexpected Elements takes a look at how our futures might lie below the surface.As climate change suggests more of our infrastructures need to be buried safely, and even living spaces could be cooler down there, we discuss future technologies for digging tunnels more safely and cleanly. But tunnelling and boring could go back a long way - more evidence suggests species of dinosaurs used to to live semi-subterranean lives.Tunnelling also happens

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50:28

Meetings with intelligent worms

Unexpected Elements ·

2023/11/30

This week on the show that brings you the science behind the news, inspired by COP28, we’re talking about meetings. Honestly, it’s way more interesting than it sounds. Come to hear about blackworm blobs – a wormy meeting that only happens in stressful situations - and how scientists are taking inspiration from it to design robots. Stay for the stories from nature where species are missing crucial pollination meetings thanks to that global stressful situation that is climate change. And what’s better

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50:21

All about cricket(s)

Unexpected Elements ·

2023/11/23

The cricket world cup has us looking at the science of spitting on cricket balls, particle accelerators, and insect sound engineers.Also on the program, how AI is breaking into e-commerce, why do we get in the middle of the night, and is a fat flightless parrot the world's greatest bird?

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50:18

Why we need to talk toilets

Unexpected Elements ·

2023/11/16

To mark UN World Toilet Day on 19 Nov, Alex Lathbridge discusses all things toilet related with Andrada Fiscutean and Tristan Ahtone, as they attempt to lift the lid on our collective taboo of discussing sanitary matters.In 2020, 3.6 billion people – nearly half the global population – lacked access to safely managed sanitation. Diseases such as cholera, typhoid, dysentery, and diarrhoea can spread amongst populations who still practice open defecation. And lack of access to a functioning toilet

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50:12

Working 70 hours a week

Unexpected Elements ·

2023/11/09

This week on the show with the science behind the news, we’re looking at a story that has sparked a debate in India about a 70-hour work week.In an interview, the billionaire NR Narayana Murthy said that young people should be ready to work 70 hours a week to help the country's development, suggesting that unless productivity improved, India would not be able to compete with other countries.But if you work twice as long, do you get twice as much done? The Unexpected Elements team on three continents

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50:16

Scary science

Unexpected Elements ·

2023/11/02

In the week where many celebrated Halloween we are wondering about that tingle down your spine, the dryness in your mouth, the racing pulse - might it actually be good for you? We also look into a special frequency of sound, just below our human hearing range, that might cause rational people to start feeling spooky.And we explore Cryptids and the zoology of creatures that don’t really exist. Plus, if you’re bilingual, do you really have a first and second language? We also explore why driving a

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50:16

Fashion to dye for

Unexpected Elements ·

2023/10/26

Lagos Fashion Week makes some unexpected connections to vegan wool, 1920s car marketing, and Right to Repair legislation. If we consider our obsession with the clothes we wear to be some result of sexual selection, do any other animals evolve their self-expression with such frequency? Dr Ellen Garland of St Andrew’s University tells how male humpback whales change their song with surprisingly infectious rapidity, and talks us through some recent hits. Also, some catalytic promise for wastewater

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50:13

Putting Madonna to the test

Unexpected Elements ·

2023/10/19

According to the pop icon Madonna, music makes the people come together. But can we prove that using science?As Madonna embarks on her greatest hits world tour, the Unexpected Elements team on three continents take some of those hits and examine the science behind them.Like a Virgin take us on an excursion into parthenogenesis, and the Komodo Dragons that can reproduce without the inconvenience of having to find a mate.Madonna sung about travelling ‘quicker than a ray of light’, but is that actually

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53:12

How bedbugs took over the world

Unexpected Elements ·

2023/10/12

How did bedbugs become a global concern? We examine why their unconventional reproduction methods are so successful, how bedbugs and humans even crossed paths in the first place and what public health has to do with nation building.Also on the show, we look at why there's no human version of dog food, how conspiracy theories take hold, and the legal wranglings over an old Canadian oil pipeline.

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50:13

Complete shutdown

Unexpected Elements ·

2023/10/05

How would it feel wake up years later? After the US narrowly avoided a government shutdown, we look at how complicated systems - such as living things - can just press pause.Could humans ever hibernate like bears and squirrels? Or even like simpler animals that can be revived after 46,000 years.Also, which way does antimatter fall under gravity? And how might IVF save a functionally extinct species of rhino?Presenter: Caroline Steel, with Chhavi Sachdev and Philistiah Mwatee. Producer: Alex

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50:13

How inflation affects the entire cosmos

Unexpected Elements ·

2023/09/28

This week on the show that brings you the science behind the news, there are lots of stories about inflation in economies across the world. When inflation happens your money doesn’t go as far, so what does psychology say about how much money you really need to make you happy? We humans aren’t the only ones experiencing inflation either, trees are suffering from it too. We find out what happens when the balance of supply and demand of nutrients between trees and fungi is disrupted by climate

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50:44

Can technology read our mind?

Unexpected Elements ·

2023/09/21

How does our brain process language? We speak to an expert who is using technology to turn narrative thoughts into text. Also on the show, what is happening in our brains when we switch languages? And what are the positives and perils of technology and translation?Also on the show, we look at internet connectivity in incredibly remote areas, whether carbon capture is realistic, and we continue to explore different foods from around the world.

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50:18

Forgetful fish, telescopic worms and bad air days

Unexpected Elements ·

2023/09/14

In a week where global heat records have melted, we find out how that can make fish life-threateningly stupid. We also dive a little deeper to find the part of the ocean where a little heat proves life-enhancing.And we bring you boring science… no, not in that way. Find out what tree rings can tell us about ancient civilizations and past climates. Also, a new Japanese mission aims to park nice and neatly on the moon – how different is that from the famous first effort from the Apollo 11 team? We

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53:22

Zombies, cows and coups

Unexpected Elements ·

2023/09/07

Following recent coups in Niger and Gabon, and with seven African coups in the last three years, some political commentators are suggesting that there might be an epidemic of coups. But are coups really contagious, and what does the political science say? Caroline Steel and the Unexpected Elements team across three different continents go on a quest to find the science lurking behind the news.We find out what trees in Chile can tell us about coups and we meet the wasp that performs a coup on a poor

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50:17

Protecting the Moon

Unexpected Elements ·

2023/08/31

India's successful moon landing has the Unexpected Elements team engaging in some serious lunacy. We look at where the moon even came from, how it helps us navigate, and whether it has a cultural and ecological heritage.Also on the show, is Dr. TikTok leading to a raft of self-diagnoses, should we be eating banana peels and worms, and we go back to the moon to see if it has any effect on our sleep.

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50:21

The man who couldn’t lie

Unexpected Elements ·

2023/08/24

This week, we start off by digging into conspiracy theories. What’s behind their enduring allure? And have they always been around? Marnie and the panel investigate. Many conspiracy theories are based off of misinformation… but what’s actually going on in our brains when we lie? We look into the case of the man who was physically unable of spreading tall tales. Sometimes, the truth is there, but is difficult to uncover. Delving for this deeper meaning is something particle physicists like Dr Harry

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