On a clear night, the sky may seem peaceful and empty. Yet beyond the stars visible to our eyes lies a universe so vast that it is difficult to imagine. Our gal ...

Avi Loeb is a celebrity among UFO fans; however, within the scientific community, he's been the target of criticism.

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

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

What happens if scientists find evidence of extraterrestrial intelligence? That question was at the center of a recent SETI Live discussion about newly updated post-detection protocols and how ...

A rare visitor from another star system prompted SETI to hunt for alien technology, but the mysterious object appears to be a ...

A NASA astronaut preparing for a grueling eight-month stint in orbit reveals a plan to test for extraterrestrial life.

Steven Spielberg's new blockbuster coincides with real-world disclosures about the government's investigation of unidentified ...

But the reviews for ‘Disclosure Day’ among the experts on UAP—unidentified aerial phenomena—are decidedly mixed.

UAP disclosure is more than a story about what is being discovered. It is also a story about us—how we make meaning, adapt, ...

Disclosure Day treats extraterrestrial life as a challenge to faith. It’s not.

Do not shout ‘alien!’” Amid surge of public interest in UFOs or UAP, one group updated its rules for how news of extraterrestrials should be revealed.