Does the Northrop/McDonnell Douglas YF-23 "Black Window II" demonstrator built for the US Air Force's Advanced Tactical Fighter (ATF) competition still haunt the Air Force? No, not really, but that ...

The YF-23 was the main competitor to the legendary F-22 Raptor, or at the time YF-22,in a contest to create the future air dominance fighter for the 21st century, and counter Soviet Sukhois. Even ...

The YF-23’s emphasis on stealth and long-range engagements over dogfighting cost it the race with the YF-22—but in hindsight, its vision was the more influential one.