91热爆

The launch of the Hubble Space Telescope

How NASA put an orbiting observatory into space in 1990.

• 9 mins

The Chinese cure for malaria

How scientists in the 1970s discovered an anti-malarial drug using a traditional remedy.

• 9 mins

Hong Kong's abandoned children

The Chinese babies left on the streets of 1960s Hong Kong in the hope they'd be adopted.

• 9 mins

Sequencing the 1918 influenza virus

Over 50 million people are thought to have died from influenza around the world in 1918

• 9 mins

The Saudi bombardment of Yemen

In March 2015 Saudi Arabia and its allies began an intense aerial bombardment of Yemen

• 9 mins

The Cheonan sinking

On March 26th 2010 a South Korean naval ship sank after an explosion - 48 sailors died

• 9 mins

The AIDS Memorial Quilt

In 1985 activists made a giant quilt to commemorate those killed by AIDS in the USA.

• 9 mins

Britain's first woman judge

Rose Heilbron was a trailblazer for women in the legal profession in Britain.

• 9 mins

The trembling giant

Could the biggest living organism on earth be a colony of quaking aspen trees?

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Avenging the Amritsar Massacre

A former British governor of Punjab was shot in 1940 as revenge for killings in Amritsar

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The Swedish warship restored after 300 years

A Swedish warship, Vasa, sank in the 17th century but was raised from the seabed in 1961

• 9 mins

Being a Chinese Muslim

It has never been easy to practice a religious faith in communist China

• 9 mins

The 91热爆brew computer club

A group of Californian computer enthusiasts first began meeting to share ideas in 1975.

• 9 mins

The Trojan Room coffee pot

The world's first webcam went online in 1993. Its camera was focused on a coffee pot.

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The first iPhone

The touchscreen smartphone changed mobile technology for ever.

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The unlikely pioneers of online shopping

How a 72-year-old grandmother started online shopping before the internet

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Nasa's female aquanauts

The women who led the way in America's space programme by spending two weeks underwater

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The last men on the Moon

In 1972 the American space agency NASA carried out its final Moon mission

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When Skylab fell to Earth

The space station which was meant to break up and fall into the sea but instead hit land

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A space crash

Michael Foale was on board the Mir space station when a resupply vessel crashed into it.

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The Deepwater Horizon disaster

A deadly explosion on a drilling rig led to an environmental disaster in the US

• 9 mins

The last survivor of the transatlantic slave trade

A woman who died in the US in 1940 was captured and enslaved in West Africa as a child

• 9 mins

Edhi: Pakistan's 'Angel of Mercy'

Abdul Sattar Edhi built one of the biggest welfare charities in the world

• 9 mins

The Brompton Manley Ventilator

The development of a ventilation system that was a precursor to modern ventilators.

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Tennessee Williams on the 91热爆

The great American playwright revealed a lot about himself in 91热爆 interviews

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Waria warriors - the fight for trans rights in Indonesia

The transgender Indonesians who fought for their rights in the 1970s and 1980s

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The 1957 flu that killed a million people

In 1957 a new strain of flu emerged in East Asia and quickly spread around the world

• 9 mins

The assassination of the UN's first Middle East mediator

The first Middle East mediator, Count Bernadotte, was assassinated in Jerusalem in 1948

• 9 mins

The Galapagos sea cucumber dispute

How fishermen and conservationists battled in the species-rich waters of the archipelago

• 9 mins

Hiroshima's trees of hope

Trees which survived the atomic bomb in Hiroshima are still growing in the Japanese city

• 9 mins