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Discovery

BBC World Service

Explorations in the world of science.

science

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26:28

The Life Scientific - Vicky Tolfrey

Discovery ·

2024/11/25

It's summer - no really - and although the weather might have been mixed, the sporting line-up has been undeniably scorching - from the back-and-forth of Wimbledon, to the nail-biting Euros, to the current pageantry of the Summer Olympics.Next month the 2024 Paralympic Games get underway in Paris, involving the world’s very best para athletes; and Professor Vicky Tolfrey is at the forefront of the science that makes their sporting dreams a reality.Vicky is the Director of the Peter Harrison Centre

26:28

The Life Scientific - Dawn Bonfield

Discovery ·

2024/11/18

The engineering industry, like many other STEM sectors, has a problem with diversity: one that Dawn Bonfield believes we can and must fix, if we're to get a handle on much more pressing planetary problems...Dawn is a materials engineer by background, who held roles at Citroën in France and British Aerospace in the UK. But, after having her third child, she made the difficult decision to leave the industry - as she thought at the time, for good. However a short spell working in post-natal services

26:28

The Life Scientific: Raymond Schinazi

Discovery ·

2024/11/11

In recent decades, we have taken huge steps forward in treating formerly fatal viruses - with pharmacological breakthroughs revolutionising treatment for conditions such as HIV, hepatitis and herpes. Raymond Schinazi has played a big role in that revolution.Ray was born in Egypt, where his mother’s brush with a potentially deadly illness during his childhood inspired a fascination with medicine. His childhood was scattered; after his family were forced to leave their homeland and travelled to Italy

26:28

The Life Scientific - Janet Treasure

Discovery ·

2024/11/04

From anorexia nervosa to binge-eating, eating disorders are potentially fatal conditions that are traditionally very difficult to diagnose and treat - not least because those affected often don’t recognise that there’s anything wrong. But also because of the diverse factors that can influence and encourage them.Janet Treasure is a Professor of Psychiatry at King’s College, London - where she's focused on understanding the drivers behind these disorders, to help develop more effective treatments. Her

26:29

The Life Scientific: Anne Child

Discovery ·

2024/10/28

Marfan syndrome is a genetic disorder that makes renders the body’s connective tissues incredibly fragile; this can weaken the heart, leading to potentially fatal aneurysms. What’s more, anyone with the condition has a 50/50 chance of passing it on to their children.Dr Anne Child is a clinical geneticist who’s dedicated her professional life to finding answers and solutions for people affected by Marfan’s.Born in Canada, she met her British future-husband while working in Montreal in a case she

26:28

The Life Scientific: Conny Aerts

Discovery ·

2024/10/21

Many of us have heard of seismology, the study of earthquakes; but what about asteroseismology, focusing on vibrations in stars?Conny Aerts is a professor of Astrophysics at the University of Leuven in Belgium - and a champion of this information-rich field of celestial research. Her work has broken new ground in helping to improve our understanding of stars and their structures.Conny describes herself as always being “something of an outlier” and she had to fight to follow her dream of working in

26:29

The Life Scientific: Dr Nira Chamberlain

Discovery ·

2024/10/14

When does a crowd of people become unsafe? How well will the football team Aston Villa do next season? When is it cost-effective to replace a kitchen? The answers may seem arbitrary but, to Nira Chamberlain, they lie in mathematics. You can use maths to model virtually anything.

26:29

The Beaches

Discovery ·

2024/10/07

A top secret little-known mission that changed the outcome of World War II. Not Alan Turing's Enigma code-breaking mission but a daring foray, conducted behind enemy lines on the shores of Normandy. Harrison Lewis and wetland scientist Christian Dunn re-enact one of the most remarkable feats of the Second World War and discover the intricate details of the daring but forgotten science that underpinned D-Day.

26:29

Protein: Powerhouse or piffle?

Discovery ·

2024/09/30

Take a trip around the supermarket and you'll see shelves of products claiming to be 'high in protein'. Scroll through your social media and you'll find beautiful, sculpted people offering recipes and ideas for packing more protein into your diet.Science presenters Dr Julia Ravey and Dr Ella Hubber have noticed this too. They wanted to unpick the protein puzzle to find out what it does in our bodies and how much we really need. Can this macronutrient really help us lose weight, get fit and be

26:28

The Life Scientific: Mike Edmunds

Discovery ·

2024/09/23

What is the universe made of? Where does space dust come from? And how exactly might one go about putting on a one-man-show about Sir Isaac Newton?These are all questions that Mike Edmunds, emeritus professor of astrophysics at Cardiff University and president of the Royal Astronomical Society (RAS), has tackled during his distinguished career. And although physics is his first love, Mike is fascinated by an array of scientific disciplines - with achievements ranging from interpreting the spread of

26:28

Hannah Critchlow

Discovery ·

2024/09/16

With 86 billion nerve cells joined together in a network of 100 trillion connections, the human brain is the most complex system in the known universe.Dr Hannah Critchlow is an internationally acclaimed neuroscientist who has spent her career demystifying and explaining the brain to audiences around the world. Through her writing, broadcasting and lectures to audiences – whether in schools, festivals or online – she has become one of the public faces of neuroscience.She tells Prof Jim Al-Khalili

26:29

The Life Scientific: Fiona Rayment

Discovery ·

2024/09/09

The reputation of the nuclear industry has had highs and lows during the career of Dr Fiona Rayment, the President of the Nuclear Institute. But nowadays the role of nuclear science and engineering has become more widely accepted in the quest for carbon net zero.Growing up in Hamilton, Scotland during a time of energy insecurity, Fiona was determined to understand more about why her school lacked the energy to heat up all of the classrooms or why there were power cuts causing her to have to do her

27:38

Sheila Willis

Discovery ·

2024/09/02

Dr Sheila Willis is a forensic scientist who was Director General of Forensic Science Ireland for many years.She has spent her life using science to help solve cases, working on crime scenes and then analysing material in the lab, and presenting scientific evidence in court.It’s a complicated business. Forensic science relies on powerful technology, such as DNA analysis, but it cannot be that alone - it’s also about human judgement, logical reasoning and asking the right questions.It is these

27:36

The Life Scientific: Charles Godfray

Discovery ·

2024/08/26

Professor Charles Godfray, Director of the the Oxford Martin School tells Jim Al-Kahlili about the intricate world of population dynamics, and how a healthy obsession with parasitic wasps might help us solve some of humanity's biggest problems, from the fight against Malaria to sustainably feeding a global community of 9 billion people.

27:58

The Life Scientific

Discovery ·

2024/08/19

Sir Jonathan Van-Tam, or ‘JVT’ as he's arguably better known, first came to widespread public attention in his role as Deputy Chief Medical Officer during the Covid-19 pandemic.But even before that, Jonathan had built an impressive career based on a long-held fascination with respiratory illness and infectious diseases. He’s worked across the public and private sectors, contributing significantly to improving our understanding of influenza and treatments to address such viruses.It’s hard to believe

26:28

Fed: Beyond the bird

Discovery ·

2024/08/12

Dr Chris van Tulleken wrestles with the dilemma of slaughter. Could he bring himself to dispatch an animal himself? Is he happy supporting an industry which kills animals in his name? And if not, what could he eat instead?Chris explores the rise of the alternative protein industry – plant-based meat alternatives, lab-grown meat, or most shocking of all for some, actual meat abstinence, Veganism.And it is time to revisit that initial question: what’s influencing our choices when it comes to eating

26:29

Fed: Big chicken

Discovery ·

2024/08/05

We're a planet addicted to chicken and our appetites fuel a massive global industry, but is it one we should support?While some cite it as a shining example of a super-efficient food production system, one that could help drive food security around the world, others say it is a cruel, destructive and outdated structure that makes a few people richer while exploiting others – along with animals and the environment.In Brazil, one of the world’s biggest chicken and soya producers, our reporter Leonardo

26:28

Fed: The Fast Food Trap

Discovery ·

2024/07/29

Chris has learned how to make better chicken choices, and what those choices really mean.So why is he STILL eating RUBBISH?Like many of us, Chris is always trying to eat better food: healthy, high welfare, good for the environment. This kind of consumer demand is making the chicken industry better, in tiny increments. So why do so many of us give ourselves a pass when it comes to the food we KNOW we shouldn’t be eating, yet we do in absolutely vast amounts… fast food?Chicken is at the very heart of

49:27

The Evidence: Salt

Discovery ·

2024/07/23

For eons, salt has been crucial to human health, culture, and diet. On this episode of The Evidence, we explore the strange science of salt taste – why it can be sweet, salty, or even a flavour enhancer. We look at how salt keeps our bodies running, and what happens if we have to little of it. And while too little salt may be bad, too much is also a problem. What does the science say about how much salt is optimal, and what can we do to make sure we’re eating the right amount? Claudia Hammond is

26:28

Fed: Fine Print

Discovery ·

2024/07/22

Do YOU know what you're eating? Are you sure?Dr Chris van Tulleken is keen to make good food choices, and buy the best chicken possible for his dinner. High welfare, tasty, and good for the environment, ideally. But it's not as easy as that. How CAN he make good food choices if he has no idea what he's buying?Chris explores what we actually know about the food we buy, and to what extent we can trust what's on a label.He also uncovers the startling truth about two very different ways that we buy

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