Two archaeologists explore the enduring myth that extraterrestrials contributed to the various ancient cultures around the ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian ...

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

Image: Conceptual illustration of a possible signal from an alien civilization reaching Earth.Detecting such signals — or ...

Aliens: "Sorry, you're cutting out!" The post Something May Be Scrambling Alien Messages, NASA-Funded Research Finds appeared ...

A civilization capable of interstellar travel may also be one that has moved beyond conquest, excess and ecological ...

Astronomers propose finding alien civilizations by searching for unusually cold stars that could be surrounded by Dyson ...

Welcome to Mamdaniville, where octogenarian veterans are pushed onto train tracks by demented illegal alien career criminals.

Scientists are scrambling to explain why interstellar visitor 3I/ATLAS is carrying life's chemical building blocks at ...

The images that recently have gone viral actually date back to 2001.