Multiple videos show a rare "fireball" meteor breaking apart with a flash of emerald light over the erupting Mount Mayon.

NASA and its top scientists are distancing themselves from a space agency researcher who concludes that he found alien bacterial life in meteorites that were collected many decades ago.

What starts as a normal babysitting and house-sitting job quickly turns into complete chaos when unsuspecting UFO believers are thrown into elaborate alien invasion pranks. Using fake emergency ...

NASA's hunt for alien life may be undermined by its own instruments, according to a group of leading astrobiologists who warn ...