he DARPA Tactical Technology Office is soliciting proposals on the design, development and demonstration of a vertical takeoff and landing (VTOL) experimental aircraft (X-Plane) with exceptional performance in vertical and cruise flight, and operational capability through transition from vertical to forward flight
Higher speeds, increased efficiency, elegant designs are the focus of DARPA’s new VTOL X-Plane.
The versatility of helicopters and other vertical take-off and landing (VTOL) aircraft…

