RT @NASA: Resembling a boomerang, new @NASAAero aircraft features wing shapes with fuel-saving twists: go.nasa.gov/1GVdmGc https://t.co/b802OaUx76
RT @NASA: Resembling a boomerang, new @NASAAero aircraft features wing shapes with fuel-saving twists: go.nasa.gov/1GVdmGc https://t.co/b802OaUx76