Cameroon’s mysterious lake deaths

In 1986, remote parts of Cameroon were turned into ghost villages overnight

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Tanzania adopts Swahili to unite the country

Tanzania's leader, Julius Nyerere, made Swahili the official language in the early 1960s

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World's first solar-heated home

In 1948, the Dover Sun House, in the US, was the first home to be heated by solar power

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La Haine: The film that shocked France

How Mathieu Kassovitz's critique of policing shocked French society

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Thousands of Danish brains in plastic buckets

In 1945, a collection that would amass 9,479 brains was started

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A Greek coup: The day the colonels took power

In 1967, army officers seized power in Greece in a US-backed coup

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‘The disappeared’ of Argentina

In 1977 a woman became one of thousands who disappeared from the streets of Buenos Aires

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The release of DOOM

In 1993, a controversial sci-fi video game called DOOM was released

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Murder of the Romanovs

In 1918, the Russian royal family were killed by the Bolsheviks

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Yeltsin speaks at the reburial of the Romanovs

In 1998, the Russian president condemned the Soviet violence that killed Tsar Nicholas II

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Anna Akhmatova: The poet who defied a regime

How the great poet kept writing even through the darkest days of Soviet history

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Vatican citizen Emanuela Orlandi disappears

In 1983, a suspected kidnapping led to scandal

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The funeral of Nelson Mandela

In 2013, South Africa's first black president was buried in his ancestral village

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Tsunami devastates Samoa

In 2009 a tsunami killed 149 people. Lumepa Hald tells the story of destruction and loss

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The assassination of King Faisal

In 1975, the king of Saudi Arabia was shot by his nephew

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The mysterious death of Pablo Neruda

In 1973, the poet and prominent communist tried to flee persecution in Chile

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Al Jazeera Three: Imprisoned in Egypt

There was an international outcry in 2014 when three journalists were imprisoned in Egypt

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'The bad boy of Welsh politics'

In 1969, the singer Dafydd Iwan campaigned for official recognition of the Welsh language

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Inventing Nutella

How the chocolate and hazelnut spread was created in 1946

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Kiwi: How New Zealand hijacked China's fruit

How the Chinese gooseberry became the kiwi and one of New Zealand’s biggest exports

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Flavr Savr tomato: The world's first genetically-engineered food

In 1994, a tomato became the world's first genetically-engineered food on sale

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The disputed history of pad Thai

Exploring the different theories behind the creation of pad Thai

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Ken Hom's 'Chinese Cookery'

In 1984, Ken Hom taught TV audiences to cook Chinese food for the first time

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Earth: A pale blue dot in the universe

In 1990, a space probe's photograph of Earth captured the enormity of space

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Discovery of the hole in the earth’s ozone

In 1985, news broke of a major environmental discovery: a hole in the earth’s ozone layer

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The invention of the wingsuit

In 1999, skydiver Jari Kuosma developed the first commercial wingsuit

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The Hindenburg airship disaster

In 1937, the Hindenburg burst into flames during mooring, killing 35 people on board.

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What the 1989 solar storm did to Quebec

In 1989, a huge solar flare ground life to a halt in Quebec

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The world’s first lesbian couple to get married

In 2001, the Netherlands became the first country to legalise gay marriage

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The mystery of France's lost king

The fate of Louis-Charles, imprisoned in 1795, was for years shrouded in rumour

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