Corax

The Corax unmanned aerial vehicle (UAV) technology demonstrator used the center body design of the British Raven UAV combined with a larger, higher-aspect composite wing.

The air vehicle built on Raven-derived flight-stabilization technologies and was autonomous from takeoff to landing. The aircraft was said to be constructed from "next-generation composite technology."

The Corax lacked a conventional tail, making the aircraft more aerodynamic, but somewhat more difficult to...