Quite possibly the biggest star that television has ever produced, Johnny Carson was seen by more people on more occasions than anyone else in American history. Over the course of his 30-year run on The Tonight Show, Carson interviewed 23,000 guests in 4,531 episodes. Watch as the life and career of one of the most beloved yet enigmatic icons in American entertainment history is explored.

Combining unprecedented access to Davis' vast personal archives with original interviews, this documentary reveals a startling portrait of one of hollywood's most gifted and enigmatic stars.

Program Description In this two-hour special, NOVA examines how a simple instrument, the telescope, has fundamentally changed our understanding of our place in the universe. What began as a curiosity—two spectacle lenses held a foot apart—ultimately revolutionized human thought across science, philosophy, and religion. "Hunting the Edge of Space" takes viewers on a global adventure of discovery, dramatizing the innovations in technology and the achievements in science that have marked the rich history of the telescope. (source: )

In this two-hour special, NOVA celebrates the story of the father of modern science and his struggle to get Church authorities to accept the truth of his astonishing discoveries. The program is based on Dava Sobel's bestselling book, Galileo's Daughter, which reveals a new side to the famously stubborn scientist-that his closest confidante was his illegitimate daughter, Sister Maria Celeste, a cloistered nun.