When the Air Force commissioned the ATF, they wanted to bring the most radical aerodynamic designs forward and combine it with high-speed and total stealth. The YF-23 was stealthier and faster ...

The YF-23 was the main competitor to the legendary ... Government started a new program called ATF or Advanced tactical fighter with several famous American aircraft manufacturers applying for ...

Chief configuration designer for the YF-23, Northrop’s contender for the Air Force’s Advanced Tactical Fighter (ATF) competition won by Lockheed’s F-22, Cummings continues to be active in ...