The X-44 MANTA was a “radical” 1990s Lockheed Martin concept for a “tailless F-22,” which would have used 3D thrust vectoring instead of conventional stabilizers. -This design, first proposed in 1999, ...

The U.S. Air Force’s 6th-generation F-47 NGAD is being designed for “Stealth Supremacy,” with a “Stealth++” rating far ...