The Planets

Michael Mosley takes an informative and ambitious journey exploring how the evolution of scientific understanding is intimately interwoven with society's historical path

A landmark 3-part series from the BBC's Natural History Unit revealing the extraordinary animals and remarkable people who make a home in the iconic mountain ranges of the world. There is one episode each on the Himalaya, Rockies and Andes.

A fascinating journey through the history of the Celtic culture, following the trail back to pre-Roman times when the Celts were regarded as the masters of Europe. The appeal of being a Celt has rarely diminished over the centuries. Their leaders were men and women of legend - King Arthur of the Britons, the Warrior Queen Boudicca, and Vercingetorix the Gaul. However few people understand who the Celts actually were or what their true legacy is. This powerful series cuts through the romanticism and clichéd images to give a true picture of Celtic culture. Presenter Richard Rudgley follows the trail back to pre-Roman times, looking into every aspect of Celtic life to show how they adapted to change.

Examining British policing as forces up and down the country try to cope under the pressure of budget cuts.

The documentary follows the men and women of the Royal National Lifeboat Institution (RNLI).