Check out 5 MORE mysterious UFO sightings that just can’t be explained, in this The Proof Is Out There compilation.

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

Neil deGrasse Tyson calls on the government to just show the alien, saying Americans are ready for disclosure after years of hearings and UAP files.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a team of outside scientists to study the national security risks posed by UFOs ...

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

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an alien spaceship.

"Disclosure Day" director Steven Spielberg opens up to USA TODAY about aliens, AI and why he'll never quit making movies.

Given the unique importance of a potential UFO visit, confirmation requires a high standard of evidence. Here are simple tips for your inevitable close encounters with UFO claims.

A new line of research proposes that the first clear signs of extraterrestrial intelligence may not come from distant stars, ...