The latest national and international news, exploring the day's events from a global perspective.

Martha Kearney retraces the footsteps of 19th-century artist George Victor Du Noyer. Martha examines the movement of power bases from Newgrange to the sumptuous Castletown House. Show more

Monty Halls explores Australia's Great Barrier Reef, examining the vast, complex structure of the coral reef itself and the wildlife that lives on it. Show more

Topical science series. This episode explores the wonderful world of illusions, revealing the tricks they play on our senses, why they fool us and the biology behind them. Show more

Michael Mosley traces the sinister ways science has been used to try to control our minds, finding that its pursuit has led to some truly horrific experiments. Show more

Documentary about a mother grizzly bear bringing up her two cubs in the wilds of Alaska. She must keep them safe, teach them to hunt and prepare them for the savage winter. Show more

Professor Simon Schaffer presents a documentary telling the story of automata, extraordinary clockwork machines designed hundreds of years ago to mimic and recreate life. Show more

How the crisis of writing music in a post-war world was met in different ways by the likes of Britten, Bernstein, Cage, Boulez, Stockhausen, and Reich. Show more

Darcey Bussell steps into the shoes of her Hollywood heroes such as Ginger Rogers, Fred Astaire and Gene Kelly to celebrate the enduring legacy of classic dance musicals. Show more