Stretching across the sun-baked plains of southern Peru, the Nazca Lines have inspired awe, obsession, and wild speculation ...

Alien megastructures built to harvest stellar energy or alter the orbits of stars may be physically feasible, according to a ...

Star Trek is packed with all sorts of alien, both on the Enterprise and throughout the final frontier, and these are the ...

A nihilistic alien civilization sounds like one that would simply lose hope, abandon progress, and fade away. But this ...

He claimed his lifelong research suggests alien technology is so advanced it could annihilate the human race in a microsecond ...

What would they think of us? It’s a question that can produce some, well, uncomfortable answers if you happen to be an ...

These findings suggest that the absence of past detections does not mean discovery is imminent. If extraterrestrial ...

With its mix of tight, challenging “bullet hell ballet” combat, haunting atmosphere and intriguingly ambiguous narra ...

Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a discussion of advanced Martian civilizations after sharing footage that appeared to depict a “three-sided pyramid” on ...

A photo of a three-sided Martian "pyramid" has sparked discussions on potential advanced life on the Red Planet. Evidence of alien life or cosmic pyramid scheme? A documentary filmmaker sparked a ...

Could ancient humans really have built the pyramids without extraterrestrial help? Or do such questions reveal more about modern anxieties than the past itself? The idea that aliens assisted the ...