Hollywood has driven how Americans envision little green men with big eyes and bigger heads. But fiction soon could be ...

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

Here’s a look at how the various iterations of the subject — from government investigations to sightings to movies and TV — ...

From Inception to Alien, here is the list of 5 highest-rated sci-fi adventure movies to watch after Project Hail Mary.

Touch Me,' 'Dead Lover,' 'The Serpent's Skin,' more offer fun twists on genre thrills. Plus: A spooky Irish tale rises again.

While there’s no single accepted definition of life, scientists agree on some of the key clues. Gases like oxygen, carbon dioxide and methane in a planet’s atmosphere can serve as possible indicators ...