The White House has registered the domain “aliens.gov,” according to federal records, though officials have not disclosed its purpose and the site is not yet active.

The whole story of "Project Hail Mary" revolves around an alien microbe known as Astrophage that's dimming the sun. Here's everything you need to know about it.

Using the Mayall 4-meter telescope at Kitt Peak National Observatory, an international team of astronomers has observed ...

Researchers may have finally traced 1977’s famous extraterrestrial anomaly back toward massive, naturally occurring hydrogen ...

Do little green men exist? Was 'Men In Black' a documentary? Prediction markets are pricing the probability of a U.S. government confirmation of alien life before the year 2027. Find out why traders ...