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

Even as the Trump administration continues to declassify government files on UFO sightings, the official position of the ...

Steven Spielberg's claims that aliens have already visited Earth have drawn a mixed but pointed scientists' reaction this ...

Steven Spielberg’s latest UFO blockbuster is generating debate far beyond extraterrestrials and government secrets.

Only 6.6% of surveyed astrobiologists agreed that scientists had probably found extraterrestrial life on exoplanet K2-18b.

For generations, the search for life beyond Earth has focused on avoiding one of science’s biggest mistakes: claiming a ...