A look at 80 years of UFO reports and the question of whether they point to coincidence or something more.

The DOW says the federal government is unable to confirm the nature of the observed phenomena, due to the lack of sufficient ...

Scotland's World Cup match against Brazil was expected to attract plenty of attention -- but an anticipated alien invasion was not on the list.

The White House launched aliens.gov, a space-themed site with live illegal immigrant arrest data, ICE heat maps and a tip line to report aliens.

If you're a skeptic, these UFO sightings will convince you that the truth is out there—and it may not be from Earth.

The Defense Department released a new batch of previously classified files on alleged UFO sightings, including references to green orbs and fireballs.

LADSON, S.C. (WCBD) – Depending on who you ask, the phrase “we are not alone” may feel a little less like science fiction these days, as the U.S. government continues releasing declassified files ...

US officials have identified a site in the Northeast where mysterious glowing orbs are frequently seen.

The trip had all the makings of a boring car ride—until the couple saw mysterious lights approaching from the sky.