In an age when misinformation, alternative facts, and conspiracy theories have become mainstream, UFOs have risen to become one of the most-talked about pop culture phenomena. With all of this noise, how can we expect anyone to know how much of this is true? What is in our skies? What do we know, and how do we know it? And most importantly: Are we being visited?

Billions of years ago, Venus may have harbored life-giving habitats similar to those on the early Ea...

A new age of space exploration, and exploitation, is dawning. But surprisingly, some of the boldest ...

National Geographic and NASA are sending you into space - live! For the first time ever, board the I...

In a studio setting, Stephen Hawking, Arthur C. Clarke and Carl Sagan (who joins them via satellite)...

Horizon visits state-of-the-art laboratories and uses CGI to recreate the science-fiction-worthy wea...

William Shatner explores the theory that the U.S. government is involved in a cover-up of visiting a...

Australian-made film with Steven Spielberg, Stan Deyo, Stanton Friedman, Dr. Alan Hynek, Jacques Val...

UFO experts claim that after the explosion of the bombs on Hiroshima and Nagasaki, there was an incr...
Documentary profiling an Appalachian farming family struggling to scrape out a living. Linking educ...

Richard Doty is a former Air Force Intelligence operative whose job at Kirtland AFB in New Mexico in...

An epic journey around Mars — built from real satellite and rover data — revealing the red planet as...

It has been said that 10,000 years from now only one name will still be remembered, that of Neil Arm...

This feature-length documentary is a portrait of eclipse chasers, people for whom solar eclipses - a...

Twelve men who belong to one of the world's most exclusive fraternities -- people who've walked on t...

The award-winning film documents the amazing, true-life adventures of Billy Meier, the only proven U...