NASA Designates Boeing's Transonic Truss-braced Wing Concept As An X-Plane
Work to prove technologies that could reduce carbon emissions from airliner flights are being stepped up under the White House’s U.S. Aviation Climate Action Plan.
NASA Boeing X-66A technology demonstrator
Boeing's NASA-backed concept for a next-generation single-aisle airliner features extra-long, thin wings attached to the fuselage with diagonal struts the partners refer to as the transonic truss-braced wing concept. (Image: Boeing/NASA)