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Bell to build 517 mph tiltrotor X-plane that combines helicopter and jet speeds
The SPRINT project is a joint DARPA/ US Special Operations Command effort that aims to fly an X-plane. The program had entered phase one in November 2023, and in May 2024, Aurora Flight Sciences and ...
Janes8h
DARPA ends Liberty Lifter wing-in-ground craft programme
The US Defense Advanced Research Projects Agency (DARPA) has ended a programme to build a large wing-in-ground (WIG) craft ...