Universe the Cosmology Quest

On July 16, 1969, hundreds of thousands of spectators and an army of reporters gathered at Cape Kennedy to witness one of the great spectacles of the...

Of the Seven Wonders of the Ancient World, the Pyramid is the only one to survive. Many believe that even with our 21st-century technology, we could...

National Geographic's riveting effort recounts all 12 crewed missions using only archival footage, photos and audio.

Laika, a stray dog, was the first living being to be sent into space and thus to a certain death. A legend says that she returned to Earth as a ghost...

In Astronomy Part 2, you will learn all about the planets, asteroids, comets, meteoroids, the layers of the sun, fusion, and more. The Standard...

A documentary on Al Gore's campaign to make the issue of global warming a recognized problem worldwide.

This shows physicist Stephen Hawking's life as he deals with the ALS that renders him immobile and unable to speak without the use of a computer....

Trees talk, know family ties and care for their young? Is this too fantastic to be true? German forester Peter Wohlleben and scientist Suzanne Simard...

The captivating tales of the people and events behind one of humanity's greatest achievements in exploration: NASA's Voyager mission.

In an age when misinformation, alternative facts, and conspiracy theories have become mainstream, UFOs have risen to become one of the most-talked...

For 18-year-old Finnish–Kosovan Fatu, a simple visit to the grocery store feels as nerve-racking as a lunar expedition: for the first time in...

This film consists of three parts. The first dramatizes the life of the founder of Soviet astronautics, Konstantin Tsiolkovsky; the second describes...