Ten theories explore how some "evidence of aliens" could explain the universe's eerie silence and strange sightings. The post ...

Stefan Becket is a managing editor of politics for CBSNews.com. Stefan has covered national politics for more than a decade and helps oversee a team covering the White House, Congress, the Supreme ...

WASHINGTON — A series of UFO sightings by federal officials in the western US is detailed in striking illustrations made public by the War Department Friday. The artist renderings of the encounters ...

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 ...

WASHINGTON, June 12 (Reuters) - The Pentagon released a third tranche of previously classified files, opens new tab on alleged UFO sightings on Friday, which include reports of glowing, sometimes red, ...

Read the full story in this post or scroll down to catch up as it all happened: We're ending our live updates now after a second batch of previously classified files on alleged UFO sightings were ...

Avi Loeb, a Harvard astronomer who has made headlines with his theories about alien encounters, will lead a White House scientific advisory council on UFOs.

Three years ago, during an expedition at the bottom of the Gulf of Alaska, a submarine detected a golden orb that contrasted with surrounding rocks. Its smooth, organic surface did not resemble that ...