Dropped in mid-air from beneath the wings of a B-52 mothership, the X-15 A-2 ignited its powerful rocket engine and streaked into the upper-atmosphere. Previous burns only lasted 90-seconds, but on ...

The desire to fly faster than ever has been the one overwhelming idea that has propelled human flight. Since the Wright Flyer ...

NASA's X-59 quiet supersonic experimental aircraft has made its highest and fastest flights so far, expanding its operational range and making progress toward supersonic ...