NASA Wind Tunnel Tests Lockheed Martin’s X-Plane Design for a Quieter Supersonic Jet

Supersonic passenger airplanes are another step closer to reality as NASA and Lockheed Martin begin the first high-speed wind tunnel tests for the Quiet Supersonic Technology (QueSST) X-plane preliminary design at NASA’s Glenn Research Center in Cleveland. from NASA http://go.nasa.gov/2lBb4FO