A Catholic nun made a startling assertion about UFOs, cautioning that purported alien encounters are in fact a menacing ...

Deep inside one of the harshest environments on Earth, survival becomes a minute-by-minute challenge. Poisonous gases, ...

SETI scientists searched the interstellar object 3I/ATLAS for radio signals that could indicate extraterrestrial technology ...

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...

Steven Spielberg's claims that aliens have already visited Earth have drawn a mixed but pointed scientists' reaction this week, with astrophysicists in the UK and Australia stressing that while ...

Before Sheriff Country, Morena Baccarin starred in an ambitious sci-fi remake that almost had an even bigger future.

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

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

Extraterrestrial visitors are not only already here – they are landing in a top secret “alien airport” hidden away in the ...

Neil deGrasse Tyson urges the US government to provide concrete evidence of extraterrestrial life, arguing that popular culture has prepared the public for such revelations.

Obsession is maybe too hard-edged; interest too soft. But from “Close Encounters of the Third Kind” and “E.T” to his new sci-fi thriller “Disclosure Day,” Steven Spielberg has spent nearly the entire ...

No bombshells so far in the latest Pentagon batch of declassified Unidentified Anomalous Phenomena files. But they show the ...