Defense, and the military. Ufologist David Sereda and inventor John Hutchison discussed the often difficult to duplicate Hutchison Effect and its relationship to UFO propulsion systems. The Hutchison Effect uses RF fields and electrostatic energy to create an "interdimensional shift," Hutchison explained. He claimed his eponymously-named effect can render metal invisible. Sereda believes that UFOs utilize technology akin to the Hutchison Effect to "reduce the mass-gravity effect," ...