X-planes are a class of experimental aircraft designed to test and demonstrate new innovations in flight—some were created for NASA, others for DARPA or the U.S. military. The first X-plane, X-1 ...

Beginning in the 1940s, the US X-plane program was dedicated to building aircraft; it wasn't to produce prototypes for production, but as pure research vehicles for making aerospace breakthroughs ...

NASA is in the final stages of testing its X-59 plane for ... The X-59 aircraft will zoom at 925 mph some 55,000 feet above several U.S. communities to gauge the 100-foot ... SHOP THE BEST.

Coupled with advanced propulsion systems and lightweight materials, total fuel burn could be reduced by up to 30% versus the best-in-class from the current crop of aircraft. The X-plane ...

DARPA has awarded Aurora Flight Sciences a phase 2 contract for its CRANE (Control of Revolutionary Aircraft with Novel Effectors) program, following wind tunnel testing of a small-scale X-plane ...