A well-known conspiracy theory (also seen in The X-Files) attests that aliens are in communication with the U.S. government, providing knowledge and advanced weaponry, or engaged in secret wars with the military.

If you're a skeptic, these UFO sightings will convince you that the truth is out there—and it may not be from Earth. Eerie UFO sightings we can’t 100% explain Everyone has an opinion when it comes to extraterrestrial life.

The US government released new files on Unidentified Anomalous Phenomena (UAP). Florida has the second most UFO sightings.

The second wave of UFO files has revealed a chilling series of mysterious sightings near America's main nuclear weapons installation.

More than 300 pages of intelligence reports from the National Security Agency have shed new light on UFO sightings.

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 related to Unidentified Anomalous Phenomena,

Pilots and astronauts detail unexplained aerial encounters in declassified UFO files