To Mars by A-Bomb: The Secret History of Project Orion

On December 7, 1972, NASA launched Apollo 17, a lunar mission crewed by Eugene Cernan, Ronald Evans and Harrison Schmitt. It would be the last time...

Black holes stand at the limit of what we can know. To explore that edge of knowledge, the Event Horizon Telescope links observatories across the...

The Hubble Space Telescope has spent more than 30 years scrutinizing the cosmos in an attempt to unravel the secrets of the Universe and go as close...

What happened after Einstein fled Nazi Germany? Using archival footage and his own words, this docudrama dives into the mind of a tortured genius.

To celebrate the 30th anniversary of its launch, this film tells the remarkable story of how Hubble revealed the awe and wonder of our universe and...

WWII from Space delivers World War II in a way you've never experienced it before. This HISTORY special uses an all-seeing CGI eye that offers a...

A short documentary that tells the story of the causes and effects of the bombings of Hiroshima and Nagasaki. Utilizing audio recreations and rare...

50 years after launching our dreams into space, we’re left with a troubling legacy: a growing ring of orbiting debris that threatens the safety...

Luca Parmitano is the first italian astronaut to perform an extravehicular activity, currently part of the crew engaged in the Expedition 61 mission...

Venture into deep space for a fascinating look at asteroids, their cosmic origins and the potential threat they pose to our world. Written and...

After decades of amazing discoveries, spacecraft Cassini embarks on its final - and most daring - mission: a dive below Saturn's rings.