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

A controversial Harvard University cosmologist who has suggested alien lifeforms could be sailing into the solar system disguised as meteors is leading the Trump administration’ ...

Imagine receiving an alert on your phone from a government agency at night, warning you about an alien attack, when you have ...

The SETI Institute is the latest to confirm what scientists have long suspected: the interstellar 3I/ATLAS comet is not an alien spaceship.

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

Today, the Supreme Court ruled that CBP can decline to admit a lawful permanent resident into the U.S. based on an ongoing ...

Scientists propose building a lab on the moon to screen Mars and other space samples for alien microbes before they ever ...

Maybe the real monster in the Alien franchise isn’t actually the killer alien. Because behind the acid blood and jump scares ...