成人快手

What's stopping us from exercising in older age?

James Gallagher tries to understand what holds us back from exercise as we age.

• 26 mins

The Life Scientific: Edward Witten

Physicist Edward Witten on M-Theory, the leading contender for a 'theory of everything'

• 26 mins

The Life Scientific: Sarah Blaffer Hrdy

Jim al-Khalili discusses monkey infanticide and human parenting with Sarah Hrdy

• 26 mins

The Life Scientific: Sarah Harper

Jim Al-Khalili talks to Professor Sarah Harper about societal ageing and falling fertility

• 27 mins

The Life Scientific: Sir Michael Berry

Professor Jim Al-Khalili meets one of Britain's greatest physicists, Sir Michael Berry.

• 27 mins

The Life Scientific: Cathie Sudlow

Jim Al-Khalili discusses population-wide health research with Professor Cathie Sudlow.

• 27 mins

The Life Scientific: Sir Harry Bhadeshia

Sir Harry Bhadeshia on his work in metallurgy and choreographing crystalline structures.

• 28 mins

The Life Scientific: Mercedes Maroto-Valer

Mercedes Maroto-Valer on making carbon dioxide useful.

• 27 mins

The Life Scientific: Michael Wooldridge

Michael Wooldridge, professor of Computer Science at the University of Oxford, talks AI

• 27 mins

Uncharted: The returning soldier

Uncharted with Hannah Fry

• 27 mins

Uncharted: The doctor will see you now

Two couples brought together by a tragedy and a tatty piece of paper with a serial number

• 27 mins

Uncharted: The happiness curve

Do orangutans, or humans, experience a midlife crisis? And, why happiness is U shaped

• 15 mins

Uncharted: The gossip mill

Gossip and rumour can affect morale but can the science of networks explain why?

• 27 mins

The Evidence: The science of the menopause

How is the menopause viewed around the world? Claudia Hammond unpacks the latest science

• 49 mins

Uncharted: Access denied

What happens when a system designed to help people harms them instead?

• 27 mins

Wild Inside: The Red Kangaroo

Explorations in the world of science.

• 26 mins

Wild Inside: The Bearded Vulture

Explorations in the world of science.

• 26 mins

Wild Inside: The aphid

Insights into the anatomy and physiology of the tiny sap-sucking aphid

• 26 mins

Wild Inside: The sea lion

Ben Garrod and Jess French get under the skin (and blubber) of the California sea lion

• 26 mins

Obsessed with the Quest: Inside the Minds of Chimpanzees

What does it mean to be a chimpanzee? And following the monarch butterfly migration.

• 26 mins

Obsessed with the Quest: Humpback Heat Run

Filming the humpback heat run and exploring the deepest points of our oceans.

• 26 mins

The Evidence: Maternal Health in Malawi

Why do so many women die due to childbirth?

• 49 mins

Unstoppable: Hedy Lamarr

Discover the unsung heroines of science and their world changing inventions.

• 26 mins

Unstoppable: Nzambi Matee

Discover the unsung heroines of science and their world changing inventions.

• 26 mins

Unstoppable: Florence Bell

Discover the unsung heroines of science and their world changing inventions.

• 26 mins

Unstoppable: Asima Chatterjee

Discover the unsung heroines of science and their world changing inventions.

• 26 mins

Unstoppable: Olga Gonz谩lez-Sanabria

Olga Gonz谩lez-Sanabria's work was instrumental for International Space Station

• 26 mins

Unstoppable: Mary Beatrice Davidson Kenner

Discover the unsung heroines of science and their world changing inventions.

• 26 mins

Fed: The invention of chicken

Dr Chris van Tulleken discovers how we changed chicken, and how chicken changed us

• 26 mins

Fed: A Chicken and Egg Story

How human innovation turned chicken from backyard bird to multi-billion dollar industry.

• 26 mins