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

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

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

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

Is the rest of the cosmos a pristine environment awaiting the arrival of humanity’s “post-human” descendants? Or is advanced ...

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

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

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

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

Roughly a third of the way into Steven Spielberg’s new blockbuster film “Disclosure Day,” which focuses on the theoretical release of evidence documenting the existence of alien life, a conversation ...