Add Yahoo as a preferred source to see more of our stories on Google. Sep. 16—From a person who staged UFO hoaxes with friends as a teenager to a U.S. Navy radar operator who spotted about 100 objects ...

Be it sci-fi, immigration or even artificial intelligence, the concept of "aliens" mirrors how we define fear, fascination and the "others" among us.What springs to mind at the mention of "alien"?

The subject of UFOs and aliens is vast and complex, making it impossible to summarize in one article. Flying saucers/UFOs made headline news throughout the world in 1947, sparked by two major, highly ...