Photo via DARPA

For years, the Defense Advanced Research Project Agency, aka DARPA, has sought to develop a vertical takeoff vehicle that combines the mobility and versatility of the standard helicopter with the range and top speed of a fixed-wing aircraft. Three years after selecting Aurora Flight Sciences to develop the first functional prototype in the VTOL Experimental Plane (VTOL X-Plane) program, DARPA may have found the aircraft of its dreams in the XV-24A:

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