Hollywood makes initiating alien contact seem much easier than it has proven to be. In E.T. the Extraterrestrial, E.T. got ...

Why do we tend to assume that UFOs are crafts carrying alien beings rather than alien beings themselves? How the UFO ...

The Pentagon has released 40 new declassified UFO files, including decades-old military reports, videos and images ...

Scientists have identified new clues that could help astronomers spot one of the most famous hypothetical alien ...

After their historic trip around the moon, the Artemis II astronauts were greeted by a blow-up alien on board the Navy ship John P. Murtha. The propulsion division officer said it was a ...

Are we alone in the universe? Consider mysterious "extraterrestrial" radio signals. Unexplained gases on other planets.

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is nothing more than a miraculous anomaly. But what if we could change that?

Harvard astronomer Avi Loeb, famed and criticized for alien theories, will lead a Trump-era outside science team probing UAP national security risks. The group is seeking Pentagon videos as Trump ...

For the last decade Harvard astronomer Avi Loeb has been scanning the skies and seas for evidence of intelligent alien life.

Professor Carol Oliver suggests that time dilation, a cosmic phenomenon, may deter aliens from visiting Earth, as ...