Dr Xand van Tulleken investigates whether claims about negative effects of carbohydrates on health are true and explores healthier ways to consume them. Show more

Art critic Alastair Sooke tracks down the ten most expensive paintings to sell at auction, and investigates the stories behind the astronomic prices art can reach. Show more

Using original witnesses, Ben Macintyre recreates the remarkable story of how one brilliant team, and one dead tramp, pulled off a deception which changed the course of WWII. Show more

Celebrity genealogy series. John Barnes sets out to investigate the extraordinary role his grandfather, Frank Hill, played in Jamaica's struggle for self-rule. Show more

The series about archetypal streets in three of Scotland's great cities focuses on the longest street in Britain - Glasgow's Duke Street. Show more

Victoria Wood makes a round trip to the north of Britain from Crewe, taking in both the east and west coasts, and Thurso, the most northerly point possible by train. Show more

Mary Beard is on a mission to uncover the real Julius Caesar, and to challenge public perception, exploring Caesar's surprising legacy. Show more

Celebrity genealogy series. Amanda Holden's investigation into rumoured French ancestry uncovers an extraordinary Napoleonic-era cross-channel romance. Show more

Celebrity genealogy series. Jerry Hall knows her father's family were originally from Oldham but wants to find out how they ended up in America. Show more

Documentary series featuring dramatic reconstruction in which Lucy Worsley delves into the personal lives of Henry VIII's wives, beginning with Catherine of Aragon and Anne Boleyn. Show more

Documentary drama series exploring the lives of Henry VIII's wives. Henry annuls his marriage to Anne of Cleves and marries teenager Catherine Howard two weeks later. Show more

Celebrity genealogy series. Paralympic gold medal winner Jonnie Peacock looks back through the generations and ends up captivated by his four-times-great-grandmother. Show more

Documentary looking at Gordon Welchman, a codebreaker crucial to the allies defeating the Nazis in World War II. Filmed extensively at Bletchley Park. Show more

Janina is in Turkey, tracking a young explorer who found the world’s oldest city and rewrote the beginning of civilisation – until his discovery became engulfed in scandal.

Documentary drama series exploring the lives of Henry VIII's wives. Henry leaves Katherine to marry Anne Boleyn, but rumours start to spread that she has been unfaithful. Show more