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 ...

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 ...

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.

The Pentagon has released a trove of new images and videos featuring mysterious orbs, dots and unidentified flying objects as part of its rollout of files related to UFOs and potential ...

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 ...