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Discovery

BBC World Service

Explorations in the world of science.

science

All Episodes

26:28

Wild Inside: The Bearded Vulture

Discovery ·

2024/04/08

Ominously called the lamb vulture, there are many myths and misconceptions surrounding the bearded vulture. Flying the mountainous ranges across central Asia and eastern Africa, with a wingspan of almost three meters, the bearded vulture is am impressive Old World vulture. Prof Ben Garrod and Dr Jess French are looking past the beautifully coloured plumage, and delving deep inside to learn what this bird of prey really eats and what keeps its great wings aloft.

26:28

Wild Inside: The Red Kangaroo

Discovery ·

2024/04/02

Wild Inside returns for a new series to take a look at some of our planet’s most exceptional and unusual creatures from an entirely new perspective: the inside. Whilst we can learn a lot from observing the outside, the secrets to the success of any animal – whether they swim, fly, or hop – lies in their complex internal anatomy. How do these wild animals survive and thrive in harsh and changing environments? To truly understand we need to delve inside.Professor Ben Garrod, evolutionary biologist

27:25

Uncharted: Access denied

Discovery ·

2024/03/25

Hannah Fry explores two tales of data and discovery.A young researcher gains access to a secretive data set and discovers a system causing harm to the very people it is supposed to help. One day a student makes a discovery which, if true, could shake the intellectual foundations of a global movement, and undermine politicians around the world.Producer: Lauren Armstrong Carter

49:26

The Evidence: The science of the menopause

Discovery ·

2024/03/21

Millions of women around the world experience the menopause each year; it’s an important milestone, which marks the end of their reproductive years.But every individual's experience of it is personal and unique. In some cultures, there's a stigma about this life stage – it's viewed with trepidation and as something to be dreaded. In other cultures, it's considered to be a fresh start - a time of greater freedom when women no longer have to worry about their menstrual cycles.In this edition, recorded

27:19

Uncharted: The gossip mill

Discovery ·

2024/03/18

Hannah Fry explores two more tales of data and discovery.Gossip and rumour are plaguing a tile manufacturing company. The chatter is pulling morale to new lows, and amid it all, a question hangs in the air: who is spreading it? Can the science of networks find out? And, what is the secret to ageing well? One man believes he may have found the beginnings of an answer, and it is hiding in a convent.Produced by: Ilan Goodman and Lauren Armstrong Carter

15:19

Uncharted: The happiness curve

Discovery ·

2024/03/11

Hannah Fry explores two tales of data and discovery.Do orangutans - or humans - experience a midlife crisis? Hidden deep in the data, two economists have found a surprising pattern: happiness is U shaped. And, John Carter has a terrible choice to make. One path offers glory, the other to death. His decision hinges on one graph, but can it help him take the right road?Produced by: Ilan Goodman and Lauren Armstrong Carter

27:25

Uncharted: The doctor will see you now

Discovery ·

2024/03/04

Hannah Fry explores two tales of data and discovery.Two couples are brought together by a tragedy and a tatty piece of paper, which reveals a serial murderer hiding in plain sight. And, across the world in Singapore, a metro system is misbehaving wildly. The rail engineers and company officials are flummoxed. Can data save the day? Produced by: Ilan Goodman and Lauren Armstrong Carter

27:25

Uncharted: The returning soldier

Discovery ·

2024/02/26

In a few specific years across the 20th Century, the proportion of boys born, mysteriously spiked. We follow one researcher’s obsessive quest to find out why. And next, a tale of science and skulduggery. Michael Mann was a respected climate scientist, unknown outside of a small academic circle, until he produced a graph that shocked the world and changed his life forever. Hannah Fry explores two tales of data and discovery. Producer: Ilan Goodman

27:20

The Life Scientific: Michael Woolridge

Discovery ·

2024/02/19

Humans have a long-held fascination with the idea of Artificial Intelligence (AI) as a dystopian threat - from Mary Shelley's Frankenstein, through to the Terminator movies. But somehow, we still often think of this technology as 'futuristic', whereas in fact, it's already woven into the fabric of our daily lives, from facial recognition software to translator apps. And if we get too caught up in the entertaining sci-fi narrative around AI and the potential threat from machines, there is a more

27:23

The Life Scientific: Mercedes Maroto-Valer

Discovery ·

2024/02/12

How do you solve a problem like CO2? As the curtain closes on the world’s most important climate summit, we talk to a scientist who was at COP 28 and is working to solve our carbon dioxide problem. Professor Mercedes Maroto-Valer thinks saving the planet is still Mission Possible - but key to success is turning excess of the climate-busting gas, carbon dioxide, into something useful. And as Director of the Research Centre for Carbon Solutions at Heriot-Watt University and the UK’s Decarbonisation

28:52

The Life Scientific: Sir Harry Bhadeshia

Discovery ·

2024/02/05

The Life Scientific zooms in to explore the intricate atomic make-up of metal alloys, with complex crystalline arrangements that can literally make or break structures integral to our everyday lives. Professor Sir Harry Bhadeshia is Professor of Metallurgy at Queen Mary University of London and Emeritus Tata Steel Professor of Metallurgy at the University of Cambridge. He’s been described as a ‘steel innovator’ – developing multiple new alloys with a host of real-world applications, from rail tracks

27:32

The Life Scientific: Cathie Sudlow

Discovery ·

2024/01/29

“Big data” and “data science” are terms we hear more and more these days. The idea that we can use these vast amounts of information to understand and analyse phenomena, and find solutions to problems, is gaining prominence, both in business and academia. Cathie Sudlow, Professor of Neurology and Clinical Epidemiology at the University of Edinburgh, has been at the forefront of enabling health-related research using ever-increasing datasets. She tells presenter Jim Al-Khalili why this type of

27:17

The Life Scientific: Sir Michael Berry

Discovery ·

2024/01/22

Professor Jim Al-Khalili meets one of Britain's greatest physicists, Sir Michael Berry. His work uncovers 'the arcane in the mundane', revealing the science that underpins phenomena in the world around us such as rainbows, and through his popular science lectures he joyfully explains the role of quantum mechanics in phones, computers and the technology that shapes the modern world. He is famed for the 'Berry phase' which is a key concept in quantum mechanics and one Sir Michael likes to explain

27:20

The Life Scientific: Sarah Harper

Discovery ·

2024/01/15

People around the world are living longer and, on the whole, having fewer children. What does this mean for future populations? Sarah Harper CBE, Professor in Gerontology at the University of Oxford, tells presenter Jim Al-Khalili how it could affect pensions, why it might mean we work for longer, and discusses the ways modern life is changing global attitudes to when we have children, and whether we have them at all. Fertility and ageing have been Sarah's life's work and she tells her story of

26:28

The Life Scientific: Sarah Blaffer Hrdy

Discovery ·

2024/01/08

Our primate cousins fascinate us, with their uncanny similarities to us. Studying other apes and monkeys also helps us figure out the evolutionary puzzle of what makes us uniquely human. Sarah Blaffer Hrdy’s work brings a female perspective to this puzzle, correcting sexist stereotypes like the aggressive, philandering male and the coy, passive female. Sarah is professor emerita of anthropology at the University of California, Davis, and studies female primate behaviour to create a richer picture of

26:28

The Life Scientific: Edward Witten

Discovery ·

2024/01/01

The Life Scientific returns with a special episode from the USA; Princeton, New Jersey, to be precise. Here, the Institute for Advanced Study has hosted some of the greatest scientific minds of our time - Einstein was one of its first professors, J. Robert Oppenheimer its longest-serving director - and today's guest counts among them. Edward Witten is professor emeritus at the institute and the physicist behind M-Theory, a leading contender for what is commonly referred to as ‘the theory of

26:29

What's stopping us from exercising in older age?

Discovery ·

2023/12/25

Exercise in older age is high on the agenda, but the idea that with age comes bags of time and a desire to ‘get out there’ isn’t true for a lot of us. How do you juggle exercise around caring for partners, grandchildren or staying in work? What if you haven’t exercised for years? What can your body take, and how has it changed with age? James Gallagher hears how octogenarian athlete ‘Irongran’ keeps going, he explores the mental and physical barriers that stop us exercising and he finds out what he

26:30

When does sitting become bad for health?

Discovery ·

2023/12/18

How many hours do you spend sitting down per day? Six? Maybe eight? Or 10? Between commuting, working and relaxing, sitting can soon add up to hours and hours. James Gallagher delves into the science to find out exactly how much sitting is too much; when does it become worrying for our health? James visits a lab to explore what prolonged sitting does to the body and he’ll find out whether there’s anything you can do to offset the effects of sitting a lot. We’ll hear about the origins of sitting

49:35

Putting the Mouth Back into the Body

Discovery ·

2023/12/12

A look at the evidence that links the health of our mouths with the rest of our bodies.

27:17

Tooth and Claw: Cheetahs

Discovery ·

2023/12/11

Adam Hart investigates the fastest land animal in the world – the cheetah! Built for high-speed chases, these spotted cats are slender, with semi-retractable claws for good grip and a flexible spine plus a long tail for balance and manoeuvrability. Cheetahs rely on speed over brute strength when hunting – and can make tight, quick turns to shift course in fast pursuit of their prey. But with shrinking populations cheetahs are classified as vulnerable – so what’s being done in terms of conservation

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