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, ...

It’s a beautiful night. Just you, a bottle of wine and your partner drifting through the cosmos in a UFO. As your caress their green skin, you know that tonight’s the night you’re mating with an alien ...

Add Yahoo as a preferred source to see more of our stories on Google. Early science fiction commonly depicted Mars as flourishing with life. Take "A Princess of Mars" by Edgar Rice Burroughs, where ...

For generations, science fiction has imagined what life might look like on other worlds. These aliens are fictional, sure, but some of them are informed by real evolutionary processes on Earth. That’s ...

Quiz: Do you know your aliens? TENTACLED monsters, pale skinny humanoids, shimmery beings of pure energy… When it comes to the question of what alien life forms might look like, we are free to let our ...

Director James Cameron's acclaimed sci-fi movie Aliens turns 40 in August. It's a sequel to Ridley Scott's claustrophobic breakout hit Alien, made in 1979. Where the original featured one terrifying ...