Our Shining Visitors Theories on the Origins of UFOs by Paul B. Thompson Nebula Editor pscppol@aol.com As long as UFOs have existed as recognized subjects for debate, many theories have circulated as to where they come from and who is responsible for them. Are they piloted by aliens? Are UFOs actually ultra-secret Pentagon paraphernalia? Do they come from outer space, or inner space, or from deep within the bowels of the earth itself? This four-part series presents the foremost ideas currently advanced to explain UFO phenomena, from the Extraterrestrial Hypothesis to the Paraphysical Theory. 1: The Extraterrestrial Hypothesis 2: Secret Weapons? 3: Ancient and Hollow Astronauts 4: The Paraphysical Theory What do you think? Share your views in the message boards!