Dive into the fascinating theory that octopuses might not be from Earth—are they really aliens?

Sputnik skies to analysis of interstellar visitors, scientists are rethinking how and where to look for physical traces of ...

Chinese scientists' claims that their "Sky Eye" telescope could have picked up signals from intelligent aliens have been met ...

Despite the vast differences in human and bee brains, both of us can do mathematics. As we argue in a new paper published in ...

NO ALIENS, dead or alive, have ever been taken to Porton Down, a government website proclaimed last year in an attempt to ...

Astronomers suspect that a massive metallic cloud swirling in a nearby star system could be hiding a giant planet or dwarf ...

Robert Patrick is best known for playing the T-1000 in "Terminator 2: Judgment Day," but he was also in a sci-fi flick with a ...

Tiny delays in pulsar signals measured by SETI scientists could aid the search for gravitational waves and extraterrestrial life.

A scientist at the University of Glasgow has delved into the possible existence of ...

Scientists have found new evidence suggesting that interstellar 3I/ATLAS is not an alien spaceship, as one conspiracy theory claims, but a comet.