Prandtl-D Validating New Wing Design MethodThe streamers on the Prandtl-D No. 2 as it is launched illustrate how aerodynamic forces are maximized as birds overlap wingtips when flying in formation.Read More Facebook Pinterest X LinkedIn Email https://www.nasa.gov/image-detail/prandtl-d-validating-new-wing-design-method/Copy URL to clipboard> DownloadShareSize1041x721px