Engineers, officials and the crew members' families provide their perspective on the 1986 Space Shuttle Challenger disaster and its aftermath.

An intimate, moving, and funny account of the remarkable life and times of Richard Feynman—the most extraordinary scientist of his age.

Richard Feynman is one of the most iconic, influential and inspiring scientists of the 20th century. He helped design the atomic bomb, solved the mystery of the Challenger Shuttle catastrophe and won a Nobel Prize. Now, 25 years after his death - in his own words and those of his friends and family - this is the story of the most captivating communicator in the history of science.