The events of 9/11 as they unfolded through actual audio.
First Test Flight for Mega-Drone
Up, up, and very far away. At least, that's the U.S. military's eventual goal for Phantom Eye -- a ginormous, hydrogen-powered uber-drone. The vehicle, manufactured by Boeing and designed as a huge surveillance tool, performed its first test flight at NASA's Dryden Flight Research Center last week, the company announced on Monday.