Comet begins with a breathtaking journey through space astride a comet. Pulitzer Prize-winning astronomer Carl Sagan, author of Cosmos and Contact, and writer Ann Druyan explore the origin, nature, and future of comets, and the exotic myths and portents attached to them. The authors show how comets...
This programme focuses on the largest sea-borne invasion in modern history and one of the world's most tightly kept secrets. It brings together despatches from the BBC War Correspondents who brought up-to-the-minute, graphic descriptions of the events to the listening public. This is a unique collection, a chance to hear history in the making: the day and the hour of D-Day June 1944.