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

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.

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

Well, here's something you don't see every day -- the U.S. Air Force shooting a UFO out of the sky ... at least that's how experts are interpreting this explosive new video the Dept. of War just