The Molten-Salt Reactor Experiment

Ever heard of the Thorium molten salt reactor? That's hardly surprising, as for 70 years, it has been inexplicably kept under wraps by the nuclear industry, despite the fact it could revolutionise energy production. It offers the promise of nuclear energy without waste and without danger. The "green atom": fact or fiction? Research that was dropped without explanation in 1973, has now become a topic of lively discussion...

Eric Clapton plays old hits and new ones in this Grammy Award winning special.

This film is about the vast, invisible world of government secrecy. By focusing on classified secrets, the government's ability to put information out of sight if it would harm national security, Secrecy explores the tensions between our safety as a nation, and our ability to function as a democracy.

A feature-length documentary about our complex relationship with manufactured objects and, by extension, the people who design them.

This 2004 documentary by Werner Herzog diaries the struggle of a passionate English inventor to design and test a unique airship during its maiden flight above the jungle canopy.

Set in New York City, the epicenter of a phenomenon cropping up in communities across the United States, "Nursery University" reveals the oddly competitive process of nursery school admissions. The film tells the story of five families attempting to place their toddlers in preschool classrooms that have limited space and high price tags.

Action sports documentary that follows the industry's best big wave surfers as they travel the world searching for the largest waves that nature has to offer.

RiP!: A Remix Manifesto is a 2008 open source documentary film about the "the changing concept of copyright" directed by Brett Gaylor.

Follows the plight of real-life dancers as they struggle through auditions for the Broadway revival of A Chorus Line and also investigates the history of the show and the creative minds behind the original and current incarnations.

In 1858 Charles Darwin struggles to publish one of the most controversial scientific theories ever conceived, while he and his wife Emma confront family tragedy.