Presents a short biographical sketch of the great mathematician, Henri Poincar, whose significant achievements in mathematics were applications within the fields of astronomy and physics. (JJK)

Presents an excerpt from the book entitled "Lonely Hearts of the Cosmos." Provides narration of behind-the-scenes events in the lives, the scientific debates, and the intellectual triumphs of the two physicists responsible for inventing the concept of the black hole. (JJK)