The research is mounting up that we might not be alone in this big wide world. So what's the likelihood that aliens are out ...

From mudstones on Mars to strange gases in exoplanet atmospheres, tentative evidence for extraterrestrial life is starting to ...

After decades of denial and ridicule, governments are now conceding that unidentified flying objects exist as a real category of incidents that cannot be easily explained. Officials still reject the ...

AUSTIN — What if the big question surrounding the existence of aliens wasn’t whether they exist but why the U.S. government has been hiding this information from the American public for so long? And ...

Steven Spielberg has yet to reveal much about his upcoming alien movie, but some conspiracy theorists think actual extraterrestrials could be featured.