AeroVironment suffered a setback in its plan to develop a hydrogen-powered high-altitude long-endurance aircraft that can fly for at least five-days when the only prototype crashed at Edwards Air Force Base on Apr. 1.
Aviation News
AeroVironment suffered a setback in its plan to develop a hydrogen-powered high-altitude long-endurance aircraft that can fly for at least five-days when the only prototype crashed at Edwards Air Force Base on Apr. 1.