Bell has released a video showing off its High-Speed Vertical Takeoff and Landing (HSVTOL) technology in action. The two-minute video shows a ground test of the nacelle system used to lift and land a ...

Bell has completed windtunnel tests of the Stop/Fold rotor system it is developing for a future high-speed runway-independent aircraft under a US Department of Defense-backed project. Conducted at the ...

The Speed and Runway Independent Technologies (SPRINT) project is a joint DARPA/U.S. Special Operations Command effort that aims to design, build, and fly an X-plane to demonstrate the key ...