Examining Stephen Hawking\'s most controversial theory and possibly his greatest mistake.

The story of General Butt Naked, the despised Liberian warlord responsible for the death of 20,000 people, who reinvented himself as an evangelical preacher

A reality thriller that is a shocking product of our times, Catfish is a riveting story of love, deception and grace within a labyrinth of online intrigue.

The unlikely story of how, between 1929 and 1945, a group of tweed-wearing radicals and pin-striped bureaucrats created the most influential movement in the history of British film. They were the British Documentary Movement and they gave Britons a taste for watching films about real life.

In the last month of the space shuttle programme, Kevin Fong is granted extraordinary access to the astronauts and ground crew as they prepare for their final mission.

Blue Peter gardener Chris Collins celebrates the humble and sometimes hated plants we call weeds. He discovers that there is no such thing as a weed, botanically speaking, and that in fact what we call a weed has changed again and again over the last three hundred years.

During the Soviet era, the people of Semipalatinsk in Kazakhstan were used as human guinea pigs in the testing of nuclear weapons. Today the residents believe they are living with the consequences: one in 20 children is born with defects.

Professor Jim Al Khalili delves into over 50 years of the BBC science archive to tell the story behind the emergence of one of the greatest theories of modern science, the Big Bang.

Professor Brian Cox takes a look through nearly 50 years of BBC archive at the story of man's relationship with the Moon.

Kinks guitarist Dave Davies relives his tumultuous life.

As the creative powerhouse behind hugely influential band The Kinks, Ray Davies was responsible for writing some of the best-loved songs of the 60s, including pop classics You Really Got Me, Tired of Waiting For You, Dedicated Follower of Fashion, Sunny Afternoon and Waterloo Sunset.

Andrew Graham-Dixon explores the ancient Christian practice of preserving holy relics and the largely forgotten art form that went with it, the reliquary.

Marking the 70th anniversary of the Nazi invasion of the Soviet Union in 1941, historian Professor David Reynolds re-assesses Stalin's role in the life and death struggle between Germany and Russia in World War Two.

The Conspiracy Files returns with a new programme about the final mystery of 9/11: a third tower at the World Trade Centre, which along with the Twin Towers, also collapsed that day.

This documentary tells the story of the emergence and evolution of the British music festival through the mavericks, dreamers and dropouts who have produced, enjoyed and sometimes fought for them over the last 50 years.

The Khmer Rouge slaughtered nearly two million people in the late 1970s. Yet the Killing Fields of Cambodia remain unexplained. Investigative journalist Thet Sambath records shocking testimonies, from the foot soldiers to Pol Pot's right-hand man.

Mark Urban tells the inside story of Britain\'s fight for Helmand, told with unique access to the generals and frontline troops who were there.

A journey through the parts of Afghanistan that don't normally feature in news coverage to meet some amazing people and see fascinating places. Lyse Doucet uses her many years experience in Afghanistan to show a different side of a country which has been at war for 30 years.

The funny, moving and surprising story of a young woman searching for her sperm donor father, who she knows only as Donor 150.

Gil Scott-Heron was one of the most influential musicians and poets of the last 50 years. In Don Letts\'s documentary, Gil tells his own story for the first time - from being one of the first black children to integrate an all-white Southern state school to becoming the Godfather of Rap.

Arguably one of the greatest sets at the Glastonbury Festival in its entire 40 years started when Oxford's Radiohead took to the Pyramid Stage on Saturday June 28th 1997.

The set features many of the songs that made them one of the darlings of Britpop, including Do You Remember the First Time, Sorted for E's & Wizz, Babies and, of course, Common People.

Bees are dying in their millions. It is an ecological crisis that threatens to bring global agriculture to a standstill. Introduced by Martha Kearney, this documentary explores the reasons behind the decline of bee colonies across the globe, investigating what

It's the ultimate failed state - a land of war, banditry and piracy. And after Bin Laden's death, its civil war with Islamist extremists has gained even greater importance to the West. But what is it like to live in the anarchy of Somalia?

The story of Neda Agha Soltan, the young Iranian woman shot dead in Tehran in 2009 - who she was, why she became a powerful symbol and what she was fighting for.

Thutmosis III was ancient Egypt\'s greatest warrior king.

In a frank and personal documentary, author Sir Terry Pratchett considers how he might choose to end his life. Diagnosed with Alzheimer's in 2008.

Jon Snow presents a forensic investigation into the final weeks of the quarter-century-long civil war between the government of Sri Lanka and the secessionist rebels, the Tamil Tigers.

How a crisis on a tiny island in the middle of the Mediterranean is changing the face of immigration in Europe.

The Pipe meets members of a small community in a remote corner of Ireland resisting Shell Oil's attempts to lay a gas pipeline across their farmland.