Credit: Project Gravitaur If you're seeking the best UFO documentaries, we have done a deep-dive into aliens, UAP craft, whistleblowers and psy to dig up where watch UFO docs – from "S4: The Bob Lazar Story" to "The Age of Disclosure" and more.

Sci-fi fans can rejoice as the Alien franchise's entire collection, including classics and director's cuts, drops on a new streamer on April 1.

As James Cameron’s glorious, science-fiction classic Aliens turns 40, the acclaimed, award-winning documentary Aliens Expanded returns in a strictly limited run, 2-disc Special Anniversary Edition. Written and directed by Ian Nathan (former editor of Empire magazine,