Most Viewed From BBC Four

The fascinating and dramatic stories behind some of the grandest designs never built.

The story of quantum entanglement, perhaps the strangest concept in science. Mind-bending concepts and brilliant experiments lead us to a profound...

The History of the World Backwards is a comedy sketch show written and starring Rob Newman. It is a mock history programme set in an alternative...

Precision: The Measure of All Things is a three-part British television series outlining aspects of the history of measurement. It was originally...

The Hundred Years’ war between England and France gave us the victories of Crecy and Agincourt, and made the reputations of Edward III and...

The Atheism Tapes is a 2004 BBC television documentary series presented by Jonathan Miller. The material that makes up the series was originally...

Timothy Spall and his wife Shane are back on board their beloved barge the Princess Matilda as they conclude their trip around the British coast.

Series combining human stories, expert interviews, book illustrations and historic archive to reveal the beauty of books.

Three-part documentary series that explores the history and use of music in television.

In this mind-bending series, Jim Al-Khalili explores the vast range of size in the universe, from tiny atoms to gigantic, interconnected galaxies.

A series of films which ask what it means to live in poverty in the 21st Century.

The show follows the Walshes, a tight-knit family living in the fictional West Dublin suburb of Strollinstown.

Historian Dan Snow puts his walking boots on and sets off to see what the great British landscape can teach us about our Norman predecessors

Series tracking down lost, hidden, and misattributed paintings from local museums and galleries across Britain.

Dawn French interviews famous comedians about how they started, their inspirations and their careers.

Julia Bradbury dons her walking boots to explore her own British backyard, travelling along the country's network of canals and their accompanying...

Documentary series looking at maps in incredible detail to highlight their artistic attributions and reveal the stories that they tell.

The remarkable story of a band of visionaries and volunteers who rescued some of the narrow gauge railways that once served Britain’s...