DARPA’s High-Speed VTOL SPRINT Aircraft Receives X-76 X-Plane Designation

DARPA has assigned the designation X-76 to the Speed and Runway Independent Technologies (SPRINT) project, a Bell proof-of-concept technology demonstrator for a high-speed tiltrotor. The DARPA (Defense Advance Research Project Agency) has announced on Mar. 9, 2026, that it has assigned the new X-76 designation to the X-plane being developed as part of the Speed […]