Until the U.S. government has data or samples of alien material that can be shared, the story of extraterrestrial visitors is just a story.

Scientists are listening in on sperm whale conversations and studying Earth's strangest microbes to prepare humanity for ...

Astrophysicist Neil deGrasse Tyson has backed former President Barack Obama after he suggested extraterrestrial life exists.

"Never-before-seen files" on UAPs posted by US Department of War, including some images taken by Apollo missions.