Who Do You Think You Are? (S4 Ep4) Carol Vorderman

The Riddle is a thriller with a supernatural twist. Vinnie Jones plays an ambitious journalist solving a series of modern murders that follow the discovery of an unpublished Charles Dickens novel in a Thames-side pub. Jones is aided by a police press officer (Julie Cox) and an enigmatic tramp (Derek Jocobi).

Episode 5: Republic Of Virtue How did an insignificant cluster of Latin hill villages on the edge of the civilised world become the greatest empire the world has known? In the fifth programme of the series, archaeologist and historian Richard Miles examines the phenomenon of the Roman Republic, from its fratricidal mythical beginnings, with the legend of Romulus and Remus, to the all too real violence of its end, dragged to destruction by war lords like Pompey the Great and Julius Caesar.

Are UFOs targeting sensitive nuclear weapons sites? If so, why? Across the globe senior military personnel witness UFOs above nuclear weapons bases, and in some cases UFOs are reported to shut down nuclear missiles.

Episode 6: Killer Pigs Malaysia, 1999: a deadly virus breaks out in the pig farming community killing most of the pig farmers and their families. Can it be stopped before it spreads?

This three-part 'how to' / 'making-of' documentary web series examines the perils of attempting to make an over ambitious short film on your own.

Suzannah Lipscomb investigates the origins of the obsession for mass witch hunts and trials that swept the British Isles during the 17th century. Travelling to Scotland and Denmark, she challenges the accepted wisdom that King James VI of Scotland, later James I of England, was responsible for stirring up the hysteria. She also tells the story of Scotland's first mass witch trial in 1590 and the infamous Pendle witch trials towards the end of his reign.

As autumn ends, winter proofing begins in earnest: essential work against cold and frost.

Years before the attacks on the World Trade Centre, two world shaking incidents had demonstrated commercial aeroplanes uneasy relationship with terrorism. The programme investigates the world’s biggest hi-jacking in Jordan in 1970 and Lockerbie; Britain’s worst air disaster, on the 21st December 1988.

A pop video for UK indie band Exist.

Tracy Borman delves into the incredible story of Henry VIII's second wife.