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

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

It's World UFO Day, but questions about aliens, UFOs and what governments know about them remain. UFO researcher Jon Stewart joins ChicagoLIVE to share his perspective.

The Trump administration has tapped a Harvard professor with controversial theories about aliens to lead a team of scientists ...

The Pentagon on Friday released a new group of documents and videos related to UFOs, or UAPs, with 72 more documents, images and recordings.

One pilot's offhand description in 1947 started a national obsession that never quit.

From insects to the moon, people have mistaken very Earthly phenomena for UFOs many times.

The Pentagon has released another batch of ‘UFO Files’ with footage of unknown objects in the sky—here are the most common alien theories, explained. This voice experience is generated by AI. Learn ...

Pols and experts claim that there’s a long-unheard secret tape of an “Invasion of Washington” UFO briefing – and they say the ...