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?

UFO experts claim that after the explosion of the bombs on Hiroshima and Nagasaki, there was an incr...

At the edge of our solar system supposedly lies an immense planet. Five to ten times the size of the...

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

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

Six California kids test their brains and talents against students in Odyssey of the Mind, a problem...
Documentary profiling an Appalachian farming family struggling to scrape out a living. Linking educ...

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

After a close encounter with a UFO, a man becomes a trance channel for an extraterrestrial entity, w...

An incredible travel through space and time between the walls of the Paris Observatory, which is cel...

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

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

A feature-length documentary about the film Galaxy Quest and its legacy, celebrating its milestone 2...

Aliens are real and the greatest conspiracy ever is the cover-up to this shocking truth. Nick Pope, ...

Israeli-born director Tamara Erde visits six independently-run Israeli and Palestinian schools to in...
Real witnesses. Real encounters. Never before seen footage.

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

Some 220 miles above Earth lies the International Space Station, a one-of-a-kind outer space laborat...