B‑21 Raider: The Last U.S. Stealth Bomber?

B‑21: The Last Stealth Bomber? We in the defense industry take stealth technology on airplanes for granted. U.S. arms builders have been working on radar-evading coatings and designs since the 1980s, and American adversaries such as Russia and China have developed their own next-generation stealth airplanes to keep up with the trend.
Stealth attributes for aircraft are expensive. Pulling them off correctly requires the best efforts of the most adept designers, scientists, and engineers. Some airplanes are stealthier than others – much depends on the shape of the airplane and the efficacy of stealth coatings.
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The Last Stealth Bomber?
The new B‑21 R …