NASA and the U.S. Air Force Research Laboratory (AFRL) are planning transonic wind-tunnel tests of Lockheed Martin’s Hybrid Wing Body (HWB) fuel-efficient strategic airlifter concept. The HWB combines a blended wing and forebody (for aerodynamic and structural efficiency) with a conventional aft fuselage and tail (for compatibility with current airlift missions, including airdrop). Under a study for AFRL, Lockheed calculated the twin-engined HWB would burn 70% less fuel than a Boeing ...


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