US government aware of several kinds of alien life, whistleblower claims - Government whistleblower David Grusch previously told Congress that the federal government had recovered non-human ‘biologics

Could scientists be overlooking life in space?

If and when SETI discovers alien life, a revised Declaration of Principles guarantees once the discovery has been verified, its disclosure will come soon after.

Steven Spielberg discusses his family's views on extraterrestrial life and explains how Disclosure Day continues his fascination with aliens.

Steven Spielberg discusses his new UFO film "Disclosure Day" on Michelle Obama's podcast, saying it explores whether aliens have already reached Earth.

Explore the world of UFOs from all angles with these books covering the history, sociology and weirder takes on the phenomenon.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for first contact with extraterrestrial life.