Elemental: Hydrogen vs. Hindenburg

Against the darkening backdrop of New Delhi's apocalyptic air and escalating violence, two brothers devote their lives to protecting one casualty of the turbulent times: the bird known as the black kite.

For the 20th anniversary of "Titanic," James Cameron reopens the file on the disaster.

Ten Minutes Older is a 2002 film project consisting of two compilation feature films entitled The Trumpet and The Cello. The project was conceived by the producer Nicolas McClintock as a reflection on the theme of time at the turn of the Millennium. Fifteen celebrated film-makers were invited to create their own vision of what time means in ten minutes of film.

An engine fire leaves 4,000 passengers stranded at sea without power and plumbing in this wild documentary about the infamous "poop cruise" of 2013.

What happened after Einstein fled Nazi Germany? Using archival footage and his own words, this docudrama dives into the mind of a tortured genius.

The history of cinematic sound, told by legendary sound designers and visionary filmmakers.

An unprecedented and intimate look at the life, work and enduring legacy of British actress Audrey Hepburn (1929-1993).

A behind-the-scenes documentary about the Clinton for President campaign, focusing on the adventures of spin doctors James Carville and George Stephanopoulos.

A drama-documentary presented by Alan Yentob, with Benedict Cumberbatch in the lead role. Every word spoken by the actors in this film is sourced from the letters that Van Gogh sent to his younger brother Theo, and of those around him. What emerges is a complex portrait of a sophisticated, civilised and yet tormented man.

Experience the events of September 11, 2001 through the eyes of President Bush and his closest advisors as they personally detail the crucial hours and key decisions from that historic day.

A look at the state of the global environment including visionary and practical solutions for restoring the planet's ecosystems. Featuring ongoing dialogues of experts from all over the world, including former Soviet Prime Minister Mikhail Gorbachev, renowned scientist Stephen Hawking, former head of the CIA R. James Woolse

An ecological drama/documentary, filmed throughout the globe. Part thriller, part meditation on the vanishing wonders of the sub-aquatic world.