The story of the real-life, U.S. Air Force-sponsored investigations into UFO-related phenomena from 1947-70.
Did You Know?
Dr. J. Allen Hynek
worked on three different US Air Force projects related to UFOs: Project Sign, Project Grudge, and Project Blue Book. He formulated the classification system for reporting UFO and alien sightings which he dubbed "Close Encounters". The title of Steven Spielberg
's film Close Encounters of the Third Kind
(1977) comes from Hynek's work, and in addition to serving as a technical adviser on that film, Hynek appears as one of the scientists at the film's climax. See more