44 Minutes 28 Seconds - The History Channel Some believe Nasa has evidence about UFOs, and some UFO researchers say they are covering it up. Astronauts rarely come forward with there stories, but has NASA discovered proof of UFOs?
THC UFO Hunters Part I - II - III - IV and V

44 Minutes 9 seconds - Ernest Greene If you like to hear the actual cockpit transmissions of airline pilots reporting real UFOs, then this low budget documentary is a must watch.
It is narrated and presented by Dr. Richard Haines, a top NASA Research scientist and ufologist.
Watch Pilot UFO Sighting Part I - II - III - IV and V