The latest national and international news, exploring the day's events from a global perspective.
In his travels from the Firth of Forth into rural Perthshire, Paul Murton beds down in everything from a yurt to the Lochnagar suite at the Gleneagles Hotel. Show more
Swarm: Nature's Incredible Invasions
Episode 2: One Million Heads, One Beautiful Mind
1 hour on BBC Four HD
Documentary series revealing the swarm intelligence that lies behind animal invasions, featuring bats, herring, flies, crabs and fire ants. Show more
A Storyville documentary: How the American and Israeli intelligence agencies allegedly unleashed self-replicating computer malware to destroy part of an Iranian nuclear facility. Show more
Mark Miodownik traces the history of our love affair with metal. He investigates metals at the atomic level and sees how metal crystals can be grown to survive inside a jet engine. Show more
Simon Armitage undertakes his own Greek adventure, following in the footsteps of one of his personal heroes, Odysseus, at the same time wondering whether he even likes the guy. Show more
In the 17th century, religious conflict threatened not only the lives of musicians and monarchs, but the monarchy's future and the tradition of British music itself. Show more
James Shapiro concludes his series by showing how late works like The Winter's Tale saw Shakespeare still experimenting and alert to the troubled Jacobean world around him. Show more
A Storyville documentary: How the American and Israeli intelligence agencies allegedly unleashed self-replicating computer malware to destroy part of an Iranian nuclear facility. Show more