Huge New Hydrogen-Powered Spy Drone Takes Test Flight

A new unmanned surveillance drone that can stay aloft for four days at a time and has a wingspan bigger than a 757 successfully completed its first test flight over California's Mojave Desert, though it sustained minor damage on landing. Boeing's Phantom Eye drone, which is powered by liquid hydrogen, flew for less than half an hour at 4,000 feet before touching down on a dry lake bed at Edwards Air Force Base near Bakersfield. The landing gear dug into the ground on landing, causing minor...Full Story
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