The U.S. Space Force's robotic space plane X-37B returned to Earth has returned to Earth after spending more than 434 days in ...

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

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 ...

SpaceX has scheduled two Falcon 9 launches from Cape Canaveral on April 21. The first launch, CRS-32, will carry supplies to ...

The biggest stories of the day delivered to your inbox.

Some aircraft can do some of those things today; DARPA wants an X-plane that can do them all and ... the boundaries out of our dominant design space that we have today.” The invention of the ...

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

One of the Air Force's two secret X-37B space planes announced its re-entry to Earth with a loud sonic boom. The plane is part of the Air Force's X-37 program. Not much is known about this program ...

A secretive space plane returned to Earth on Sunday with a ... rocket landing looks like something out of science fiction The X-37B Orbital Test Vehicle (OTV) is the military's newest and most ...