Dan Snow reveals how the Irish saved Britain from cultural oblivion in the Dark Ages. He examines the demise of civilisation in Britain after the Romans left. Show more
First broadcast: on BBC FourLatest broadcast: on BBC Four
Theoretical physicist Michio Kaku shows how AI will become ubiquitous this century and how robots with human-level intelligence may become a reality. Show more
First broadcast: on BBC One HDLatest broadcast: on BBC One Wales
Factually-based drama telling the story of the greatest natural disaster to shake the ancient world, a disaster that triggered the downfall of a civilisation and spawned a legend. Show more
First broadcast: on BBC FourLatest broadcast: on BBC Four
Theoretical physicist and futurist Michio Kaku looks at the revolution in genetics, which promises health and longevity but also raises ethical questions. Show more
Dan Snow reveals how the Irish saved Britain from cultural oblivion in the Dark Ages, as missionaries brought literacy and technology to Scotland and England. Show more