From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

Steven Spielberg's 1977 classic tapped into anxieties about the US government hiding UFO information from the public. It ...

In June 1947, Kenneth Arnold saw something strange in the sky. What he saw sparked a national UFO craze-but it was far from ...

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

Why are we allowing unidentified objects to operate with impunity in our skies?” one expert testified Tuesday.

From the Navy’s infamous Tic-Tac encounter to thousands of recent reports, believers say some of the strangest UFOs may be hiding underwater.

The International Raëlian Movement, also know as Raëlism, is a UFO religion that was founded in France in the 1970s. It is still practiced today, with its strongest followings in parts of Asia, Africa ...

The latest batch of UFO files from the Pentagon includes artistic renderings by credible witnesses.

As much as Steven Spielberg likes aliens, he seems to prefer holding them at arm’s length. The creatures in Close Encounters ...

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 ...

With 'Disclosure Day,' the director returns to a longtime preoccupation. Two Times staffers explore his ongoing fascination with extraterrestrials.