A scientific advisor for the film "Jurassic Park" evaluates the potential for artificially growing a real dinosaur without ancient DNA, discussing the relationships between dinosaurs and birds and how it may be possible to stimulate latent tyrannosaurus rex genes in a chicken.
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.