U.S. Marines test solar-powered drones at annual energy expo
Sunday, June 28, 2015 - 15:30
in Biology & Nature
Fred LambertCAMP LEJEUNE, N.C., June 28 (UPI) -- U.S. Marines tested prototypes of solar-powered drones along with other concept technologies at an energy-saving expo in Camp Lejeune, N.C. last week.