Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House ...

From the Greys to the Nordics, these aliens appear frequently across abduction stories and science fiction tales.

The Trump administration has tapped a Harvard professor with controversial theories about aliens to lead a team of scientists ...

In space, even the X-Men can't hear you scream.

The curious minds at What If explore what would happen if there is alien life on Jupiter's moon Europa.

In space, no one can hear you scream, but they can sure hear you scratching your head as you try to make sense of the sprawling “Alien” universe. While Ridley Scott’s 1979 haunted-house-in-the-cosmos ...

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