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

Former intelligence officer David Grusch's testimony before Congress about recovered unidentified craft and 'non-human biologics' has reignited global debate on UFOs.

A triangular UFO photographed over Emiliano Zapata in central Mexico has prompted multiple witness reports across nearby ...

A look at 80 years of UFO reports and the question of whether they point to coincidence or something more.

Scotland's World Cup match against Brazil was expected to attract plenty of attention -- but an anticipated alien invasion was not on the list.

Vanity Fair reports from the Capitol Hill conference, where members of a sprawling community of national security experts and ...