Northrop Grumman's X-47B Unmanned Combat Air System Nearly Set For First Flight

The first unmanned aircraft designed as a carrier-based strike jet is almost ready to take to the air for the first time, U.S. Navy officials have confirmed.

Northrop Grumman’s X-47B Unmanned Combat Air System Demonstration (UCAS-D) drone has been performing taxi tests for several weeks at Edwards Air Force Base, Calif., as engineers run the aircraft through a long series of pre-flight tests and checks.

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