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

Based on hard science fiction, a genre that prioritizes scientific accuracy, the blockbuster gets a lot right but misses a ...

A U.S. Army whistleblower allegedly told him the government is breeding imprisoned extraterrestrials with kidnapped ...

Science suggests that alien life may not be as random as science fiction often imagines. Through evolution and natural ...

In “What We Are Seeking,” the cult author Cameron Reed returns to show us a strange, totally alien world that somehow feels ...

Planet Comicon KC is celebrating its 27th year at Bartle Hall, marking its evolution from a small suburban comic book show into the largest event of the year held at the venue.

Scientists propose that life-sustaining environments may exist on moons orbiting free-floating planets drifting through interstellar space.

Alien planets are far away but extreme lasers on Earth are giving scientists a way to investigate what they're like.

Starseeds say they’re not from this planet. Online, they’re sharing mythologies and rituals that, for some, are taking on the ...

This artistic illustration shows the TRAPPIST-1 red dwarf star system, home to seven Earth-sized exoplanets, several of which lie within the star’s habitable zone. In the foreground is TRAPPIST-1 b, ...

Astronomers have just revealed the most promising places in the universe to search for extraterrestrial life, identifying almost 50 rocky worlds that are most likely to be habitab ...

Add Yahoo as a preferred source to see more of our stories on Google. The universe is filled with countless galaxies, stars and planets. Humans may one day discover extraterrestrial life.