The latest national and international news, exploring the day's events from a global perspective.
Acclaimed adaptation of John le Carre's novel. Smiley thinks that the time has come to call on Jim Prideaux, whose assignment to Czechoslovakia went wrong. Show more
Simon Sebag Montefiore looks at Istanbul's Greek roots, its transformation into the capital of a Christian empire and reveals how clashes forced eastern and western churches apart. Show more
Tom Holland explores how our ancestors sought to explain the remains of dinosaurs and other giant prehistoric creatures, and how bones and fossils have affected human culture. Show more
How new technologies and production methods changed the face of agriculture and country life adapted to the new economic and moral realities of 1960s Britain. Show more