A second batch of previously classified files on reported UFO sightings has been released by the US Department of Defence.

A fascinating, unclassifiable orb found in the Gulf of Alaska is not an alien object, as some speculated, but the remains of ...

Add Yahoo as a preferred source to see more of our stories on Google. A remote-controlled drone over an ocean shoreline. - Credit: Getty Images For the past month, residents of the northeast and ...

Viral videos of glowing orbs in the sky have sparked debate after Pastor Alan Nolan suggested they might be spiritual ...