Instead of F-23, I meant the F-35. We are 50 years ahead of the Russians when it comes to stealth technology.
>We are 50 years ahead of the Russians when it comes to stealth technology.
Sounds like BS.
Soviet Union and Russia never stopped development of radar absorbent / composite materials.
Soviet physicist named Pyotr Ufimtsev made important calculating turned out to be possible in making aircraft with stealth technology.
Stealth technology is not new discovery for Russians.