Boeing and NASA will pause work on the X-66 Sustainable Flight Demonstrator, an experimental plane design featuring long, ...

NASA and Boeing have effectively cancelled the X-66 Transonic Truss-Braced Wing (TTBW) concept demonstrator aircraft.

American aerospace Boeing decided to put on hold the creation of the X-66 transonic truss-braced wing demonstrator and focus ...

Boeing and NASA will pause work on a new, experimental aircraft design meant to deliver more sustainable options for the future of aviation.

Boeing and NASA are mutually agreeing to pause development of the X-66A, according to an April 25 Seattle Times report and an ...

Boeing executives said the company is making progress on containing the costs of its CST-100 Starliner commercial crew ...

Based on a heavily modified McDonnell Douglas MD-90, the X-66 was intended to demonstrate a truss-braced version of the thin wing at full scale. The experimental aircraft formed the flagship of NASA’s ...

A Boeing-built X-66 full-span model underwent testing in the 11-Foot Transonic Unitary Plan Facility at NASA's Ames Research ...

Transonic truss-braced wing project is on hold after Boeing proposes to investigate a simpler, thin-wing design.