Add Yahoo as a preferred source to see more of our stories on Google. Scientists are testing new UFO research methods in an effort to break the stigma surrounding the topic that has discouraged ...

A mysterious metal shard, once thought to be a piece of a UFO that crashed in 1947, has sparked years of wild speculation. UFO enthusiasts and alien theorists hoped it could be a clue that would ...

LOS ANGELES -- San Diego Comic-Con becomes ground zero for an immersive encounter with a crashed UFO that houses never-before-seen alien specimens. First unveiled at SXSW, the mysterious UFO wreckage ...

A former NASA staffer has claimed one of the astronauts on board the Challenger space shuttle saw footage of alien corpses ...