Star Wars has a lot of human-seeming people, but it's the aliens that fascinate us the most. Here's what some of the coolest ...

Modern astrobiology suggests that alien life would not evolve randomly, but under the same ruthless evolutionary pressures that shaped life on Earth. Scientists expect traits like symmetry, vision, ...

Add Yahoo as a preferred source to see more of our stories on Google. Tardigrades—a type of invertebrate also known as water bears—are the only animals observed to survive the intense radiation and ...

Add Yahoo as a preferred source to see more of our stories on Google. Close-up of Pseudoproscopia latirostris, a unique grasshopper species with an elongated head. Native to South America, it uses its ...

From the Star Wars spin-off The Mandalorian to the classic series Star Trek: The Next Generation, these are the best sci-fi ...

Cameras are now rolling on the second season of Noah Hawley's Alien: Earth, and FX has released a first look via a behind-the-scenes promo image featuring Wendy (Sydney Chandler) and Hermit (Alex ...

For generations, science fiction has imagined what life might look like on other worlds. Novelist H.G. Wells described nightmarish squid-like Martian invaders in The War of the Worlds, while the ...