In April of 1996, radio host Art Bell asked investigative reporter Linda Moulton Howe to find out what two different shipments of metal pieces from an anonymous U. S. Army source were made of and what their function might be. Nearly a quarter century later after dozens of collaborations with scientists, Linda unravels an Area 51 physicist’s secret about how a UFO outer skin of Bismuth/Magnesium-Zinc could be a waveguide for high terahertz frequencies that might neutralize gravity.