NASA Dryden's Al Bowers displays the second subscale Prandtl-D flying wing following its first test flight.
ED13-0263-079
NASA Dryden’s Chief Scientist and PRANDTL-d program manager Al Bowers displays the second subscale flying wing following its first test flight. PRANDTL-d is the Preliminary Research Aerodynamic Design to Lower Drag.
August 6, 2013
NASA Photo / Tom Tschida