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 ...

The scientific search for extraterrestrial life is almost entirely focused on biosignatures, radio signals, and microbial ...

"Eventually, our own Voyager spacecraft will be extraterrestrial artifacts in other stellar systems." ...

"Project Hail Mary" really pushes the limit when it comes to non-humanoid aliens. But researchers posit that real aliens ...

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

Astronomers have recently started looking for black holes bigger than galaxies. Brian Lacki explains how these “stupendously ...

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

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

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