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

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

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

When the world is full of darkness and existential threat, how can science fiction adapt? When Earth can be more frightening ...

Like the lead character of “Project Hail Mary,” some scientists are proposing ways that life might exist beyond a star’s “habitable zone,” often considered the gold standard of potential livability An ...

Deep within massive rocky exoplanets, hidden oceans of molten rock may be generating powerful magnetic fields in an unexpected way.

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 ...

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 ...