UFO sightings were documented since the 1940’s in the USA. The term “Unidentified Flying Object” (UFO) was coined in 1953 by the United States Air Force (USAF) to serve as a catch-all for all such reports. In this page we feature some of the most outstanding “contactees” and UFO events in America. And what of today? Ask Dr Greer. Close Encounters of the Fifth Kind: Contact Has Begun (Official Trailer)