Steven Spielberg's new blockbuster coincides with real-world disclosures about the government's investigation of unidentified phenomena. But there's no proof of aliens yet.

A polarizing Harvard astronomer known for splashy theories about alien visits has been tapped by the White House to lead a ...

This video breaks down why scientists still have no confirmed proof of alien life, even as the clues keep getting more interesting. From possible biosignatures on distant worlds to alien pollution, ...

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.

A new line of research proposes that the first clear signs of extraterrestrial intelligence may not come from distant stars, but from dust already sitting on the Moon. The idea is outlined in a ...

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

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.

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