Dr. Steven Greer discusses the possibility that some beings reported in UFO encounters may not be extraterrestrial at all, but artificially created constructs tied to covert technological programs. He describes how advanced bioengineered drones, sometimes built using biological materials, could be used to simulate alien presences. Dr.Greer also points to the immense diversity that would exist across the cosmos, suggesting that life throughout the universe would naturally vary widely in size, for