成人快手

The Transit Strike of New York is Dealt with by Mayor

Ed Koch encouraged people to "walk over" the bridges that connect New York's islands

• 3 mins

Quantum Mechanics

Hans Bethe on the most influential branch of physics to have emerged in the 20th Century

• 4 mins

Helsinki - Living in Darkness

The Finnish city's festival of light is cheering when it's dark for six months of the year

• 4 mins

Einstein's Theory of General Relativity

The original manuscript is strewn with notations, calculations - and errors

• 4 mins

Chaos Theory

The complexities of real life - from weather patterns or the changes in world markets

• 4 mins

Singing for Bangladesh and Independence

Naila Zaman Khan sung to raise the spirits of refugees fleeing east Pakistan

• 4 mins

La Pasionaria's Spanish Civil War

Dolores Ibarruri won her fame with her fiery oratory rallying the anti-fascist forces

• 4 mins

The Discovery of Plate Tectonics

Why earthquakes and volcanic eruptions occur, and why and how mountains form

• 4 mins

Getting Rid of Tokyo's Rubbish

Japan's capital city generates 4 million tonnes of waste a year. How is it disposed of?

• 4 mins

Eureka!

Scientific discoveries of the 20th Century: Einstein, quantum mechanics and DNA

• 28 mins

Working in Genetics

Elizabeth Fisher on her work attempting to find genes involved in neurological diseases

• 4 mins

Child in Exile in Russia

Aged seven, Vera Broido accompanied her mother in exile to Western Siberia

• 4 mins

Marrying Outside the Caste in India

Rejected by family - Meenakshi Sundriyal from an upper class caste and Muslim Khurshid Ali

• 4 mins

Organ Transplants

The use of anti-rejection drugs has made human organ transplants possible

• 4 mins

Exile

Experiences of exile: from Iran, Palestine, Russia, Chile - and from family

• 28 mins

How Antibiotics Revolutionised Healthcare

Good food and rest was the only treatment for patients with infections before the 1940s

• 4 mins

Enforced Exile

Christina Navarrete recalls the sadness at being forced to leave Chile - and her family

• 4 mins

Using the Media to Make the World Aware of Apartheid

Helped by Miles Davis and Harry Belafonte - Hugh Masekela had a hit with Stimela

• 4 mins

Drinking Coffee with Fidel Castro

Andres Castillo Berna took Fidel Castro to a cafe and they talked for hours

• 4 mins

Mining in the USSR

Ukrainian Vladimir Titarev on how miners used to be the heroes of the Soviet State

• 4 mins

Workers of The World

A Russian miner, an Indonesian garment worker, City trader and a Ford plant worker

• 28 mins

Japan's Salarymen

Property consultant or salaryman, Hitoshi Iemura describes his job in Tokyo

• 4 mins

The City

What it was like to build cities, govern them but most importantly to live in them

• 28 mins

The Architect of Brasilia

Brasilia became Brazil's capital in 1960. Oscar Niemeyer was commissioned to build it

• 4 mins

Currency Trader in the UK

"It's a very combative environment" says Robert Rigg of London's finance district

• 4 mins

Indonesian Garment Worker

"I dream about clean work, free from oppression, free from exploitation"

• 4 mins

Manufacturing Model T Cars at Ford

Paul Batin arrived at the Ford Motor plant in Detroit as a young boy in 1927

• 4 mins

Natural Childbirth vs Caesarian Section

Angelina and her daughter Irene from Costa Rica compare their childbirth experiences

• 4 mins

International Adoption

Julia talks about adopting her children Iris, Hazel, Ivy and Ike from China and Vietnam

• 4 mins

The Introduction of Water Births

Michel Odent introduced the concept of birthing pools in French hospitals

• 4 mins