The Pentagon released its fourth batch of UFO files Friday following President Trump’s declassification order, including ...

Scientists are raising concerns that we may be overlooking evidence of extraterrestrial life even when it is present. Hidden ...

Steven Spielberg's new blockbuster coincides with real-world disclosures about the government's investigation of unidentified phenomena. But there's no proof of aliens yet.

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...