Only 6.6% of surveyed astrobiologists agreed that scientists had probably found extraterrestrial life on exoplanet K2-18b.

Astrophysicist and science communicator Neil deGrasse Tyson spills on his obsession with aliens and the best and worst Hollywood depictions of them.

This article contains spoilers for Alien: Earth episode 8. There’s a long-standing tradition in storytelling: If you introduce a parasitic alien eyeball in the first act, it had better take over ...

There is no universally accepted upper limit on interstellar flight speeds, but studies tend to converge around 19,000 miles per second (30,000 km/s) – 10% of the speed of light – as a realistic ...

Without jumping into spoilers since the season finale, S01E08: "The Real Monsters," just wrapped, it's safe to say that FX Networks and Showrunner Noah Hawley's Sydney Chandler-starring Alien: Earth ...