UFO enthusiasts are enthralled by these pictures of supposed ring-shaped UFOs spotted over Arizona. Some conspiracists think ...

The story of the real-life, top-secret, U.S. Air Force-sponsored investigations into UFO-related phenomena spearheaded by the brilliant Dr J. Allen Hynek. Unfortunately Project Blue Book isn't ...

This article will take you through the evolution of UFO sightings, from ancient accounts to modern-day encounters, ...