Popularized by H.G. Wells' novel, The War of the Worlds, a common trope in science fiction is, of course, the moment of first contact between humans and intelligent extraterrestrial life. The concept ...

Here’s what you’ll learn when you read this story: Technosignatures are theoretical signs of technologically advanced alien civilizations, but so far, none of those civilizations have phoned home.

Add Yahoo as a preferred source to see more of our stories on Google. For as long as humans have looked up at the night sky, we've wondered who, or what, might be looking back. Journalist Becky ...

In these science fiction books, extraterrestrial beings are sympathetic, horrifying and everything in between. By James S.A. Corey James S.A. Corey is the pen name of Daniel Abraham and Ty Franck, the ...