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

This video breaks down why K2-18b has suddenly become one of the most important planets in the search for life beyond Earth.

A polarizing Harvard astronomer has been appointed to lead a White House panel studying UFOs. Avi Loeb is leading a new ...

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

An unusual sighting in a NASA image has reignited speculation that something extraterrestrial once existed on Mars.

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 ...

What if consciousness isn’t limited to brains like ours? Philosophers Eric Schwitzgebel and Jeremy Pober argue that ...

God and aliens are having a moment. But what do Christianity and other faiths really teach about ETs?