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 ...

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

Scientists may need to broaden their horizons in their search for alien life.

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

Language and radio signals may not matter to aliens. Instead, they might be using patterns to leave a biological fingerprint.

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 ...

Bacteria that thrive on Earth may not make it in the alien lands of Mars. A potential deterrent is perchlorate, a toxic chlorine-containing chemical discovered in Martian soil during various space ...

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

Consciousness could be a fundamental part of reality, like gravity or matter, according to this controversial theory.

Scientists have shortlisted 100 unusual radio signals from space after a 21-year search using Arecibo Observatory data. While not confirmed as alien messages, the findings keep hopes of ...