The latest national and international news, exploring the day's events from a global perspective.
Canal Walks with Julia Bradbury
Episode 2: The Worcester and Birmingham Canal
30 minutes
on BBC Four HD
Julia Bradbury walks along the Worcester and Birmingham Canal, the highlight of which is a two-mile flight of 30 locks which lower it by 220 feet. Show more
As well as coral, the reef is made up of jungle, hundreds of islands, mangrove swamps, mysterious deep-water gardens, vast sand flats and meadows of sea grass. Show more
George McGavin investigates the dramatic life of the oak tree - a species that makes extraordinary transformations as it meets the challenges of the four seasons. Show more
Dr Michael Mosley investigates how scientists have struggled to understand that most irrational and deeply complex part of our minds - emotions. Show more
Natural World visits the Arizona desert, where a new honey ant queen wages an intense battle for survival as she attempts to build and defend her empire. Show more
Simon Armitage traces the evolution of the Arthurian legend through the literature of the medieval age and reveals that King Arthur is not the great national hero we think he is. Show more
Documentary exploring the premiere of Mozart's opera Don Giovanni, bringing to life the world in which it was first performed. Presented by acclaimed tenor Rolando Villazon. Show more
George McGavin investigates the dramatic life of the oak tree - a species that makes extraordinary transformations as it meets the challenges of the four seasons. Show more
