Scientists are calling for a lunar quarantine facility where samples from Mars, the Moon, and beyond would be examined before being brought to Earth. They warn that even a tiny alien microorganism ...

Advanced aliens, if they exist, may have no physical bodies at all and could be built from materials nothing like human flesh ...

A set of protocols telling scientists what to do – and what not to do – if they ever detect evidence of intelligent life ...

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...

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

First, there was the release of the so-called UFO files by the Trump administration in May, which sparked a wide range of reactions from religious Americans. Then there was a new blockbuster summer ...

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

Evidence for possible life on Mars in the ancient past continues to build, thanks to a recent discovery by NASA’s ...

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

Late in Steven Spielberg’s new film, Disclosure Day, a former nun-to-be calls the abbess of the convent she left behind. The world is about to learn that aliens have been living on Earth for decades.

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new paper. Reading time 3 minutes In our search for life beyond Earth, we might ...

Astrophysicist Neil deGrasse Tyson is calling on the government to just "show the alien," arguing that after years of whistleblower hearings and Pentagon file dumps, the American public is ready to ...