The YF-23 competed in the Advanced Tactical Fighter (ATF) program during the Cold War but lost to Lockheed's YF-22, which became the F-22 Raptor. The YF-23 was admired for its stealth, speed ...

The Northrop/McDonnell Douglas YF-23, popularly called the Black Widow, was also a very modern contestant during the late ...

The Lockheed Martin F-22 Raptor is a supersonic twin-engine stealth fighter. Designed as an air superiority fighter it has evolved into a multirole ...