It's a question that has puzzled scientists for decades – if there are aliens out there, why haven't they visited Earth yet? Now, scientists believe they may have the answer to the so-called Fermi ...

The theory that aliens assisted the builders of ancient monuments was popularised by Swiss author Erich von Däniken in his ...

What if an alien civilization did not just exist somewhere in the universe, but actually reached Earth in the distant past?

Of course the vice-president is obsessed with extraterrestrials – look how bad things have gotten on Earth ...

This image captures a small portion of the Vera C. Rubin Observatory's full view of the Virgo galaxy cluster, as part of a collaborative effort between the NSF and DOE. NSF-DOE Vera C. Rubin ...

Add Yahoo as a preferred source to see more of our stories on Google. Getty / Futurism Assuming our solar system’s newest interstellar object isn’t an alien mothership sent here to menace us, ...

The arrival of the interstellar object 3I/ATLAS has reignited one of the most profound debates in science: whether Earth's biological history is unique or the result of ancient extraterrestrial ...

THEY sure look strange, but could octopuses be extraterrestrials? 33 scientists think so. From being able to switch colour and shape to guessing footie results, the eight-armed sea-dwellers aren't ...

Podcaster Joe Rogan is once again discussing extraterrestrial life, and has clarified his theory on alien abduction during an episode of The Joe Rogan Experience. The 56-year-old speculated with ...

Friday's (June 28) episode of Celebrity Gogglebox saw Joe Swash's alien theory get hilariously debunked by Stacey Solomon. As the cast sat down to watch science documentary The UnXplained: Mysteries ...

A University of Manchester astronomer has turned to this science of strategy in an audacious attempt to maximise the opportunity of finally discovering aliens. The Search for Extraterrestrial ...

AN ALIEN base has supposedly been found on the surface of the Moon by conspiracy theorists who believe humans should attempt to contact the occupants of the supposed structure. UFO hunters believe ...