Thousands of people have reported UFOs or alien encounters in Northern California. That number could soon go up.

Astronomers find planet that is shockingly like Earth in huge milestone for search for aliens - First ever discovery of its ...

Experts from Harvard University have discovered a 'super-Earth' 48-light years away that may have the right conditions for ...

Astronomers have revised the mass of nearby exoplanet GJ 3378 b, recasting it as a rocky super‑Earth in the habitable zone ...

New research suggests that alien radio signals may be transformed by plasma from their home stars — and scientists on Earth could thus be overlooking prime evidence of alien intelligence.

The best way to find alien technosignatures is to look for ones that have long survived their creators, according to a new ...

K2-18b is one of the most promising worlds for the search for extraterrestrial life, so astronomers conducted an unusually ...

With the release of Disclosure Day, Steven Spielberg’s new film about aliens, a question as old as science fiction itself resurfaces: if aliens were to arrive on Earth, would they come to conquer us, ...

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

The sci-fi movie “Disclosure Day” predicts that our reaction to intelligent alien life will be chaotic. But what does the ...

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