The events of 9/11 as they unfolded through actual audio.
Boeing X-48C Blended Wing Body
The Boeing X-48C Blended Wing Body unmanned research aircraft took to the skies on its first-ever flight at 7:56 a.m. Pacific Time on Aug. 7 from NASA's Dryden Flight Research Center at Edwards Air Force Base in California. The vehicle climbed to an altitude of 5,500 feet before landing 9 minutes later. Learn more about the Blended Wing Body aircraft at http://youtu.be/lxM_D93gHJY