A mysterious structure emerges in a distant landscape, raising new questions in the search for intelligent alien life. The ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between.

NASA officials have previously spoken of the possibility of extraterrestrial life amid scientific uncertainty while ...

The ExoLife Finder (ELF) looks like no telescope ever built. A spectacular crown of 15 five-meter mirrors perches atop a ...

Trump has ordered a UFO data release. But if aliens exist, what would they think of us? - For generations, human beings have ...

Data from the James Webb Space Telescope on exoplanet K2-18b has revealed the "strongest hints yet of biological activity ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us? It’s a question that can produce some, well, uncomfortable answers if you happen to be ...

What would alien life from another planet be like? But we rarely ask the opposite: What would they think of us?

Steven Spielberg has made a lot of movies about aliens.

Searching for alien languages sheds light on how much human languages have in common—with each other and even with animal ...