Undaunted: The Forgotten Giants of the Allegheny Observatory

At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the Earth. Several international teams of scientists...

Part of the Almost Famous series. Jocelyn Bell was a graduate student at Cambridge in 1967 when she pushed through the skepticism from her superiors...

A documentary chronicling the history of the telescope from the time of Galileo. Featuring interviews with leading scientists discussing Galileo's...

This early, influential propaganda film blends documentary and studio footage to show the valiant efforts of the Royal Air Force to defend the...

For thirty years, NASA's Hubble Space Telescope has discovered new alien worlds, black holes, and the age of the universe itself; NASA astronauts...

The story of U.S. fighter pilots shot down over North Vietnam who became POWs for up to 8 and a half years.

Photo sequence of the rare transit of Venus over the face of the Sun, one of the first chronophotographic sequences. In 1873, P.J.C. Janssen, or...

Wings Over Water tells the fascinating story of naval aviation's critical role in making the U.S. a world power. Film highlights include archival...

Getting information about the enemy is vital in war, and today's aerial spies have science fiction capabilities unheard of even a few years ago....

Investigators reveal how Boeing’s alleged priority of profit over safety could have contributed to two catastrophic crashes within months of...

Take the ultimate guided tour of the most famous plane in the world, and meet the tireless crew charged with operating this global command center in...

The propaganda documentary about the readiness of the Red Army to repulse any enemy is based on documentary shots taken during the real maneuvers of...