Key Points: The XB-70 Valkyrie, a Mach 3-capable bomber developed during the Cold War, was designed to outpace Soviet air defenses. Powered by six turbojet engines, it could reach 2,076 mph at 73,000 ...
At the height of the Cold War, the United States came up with the ultimate strategic bomber. This was the North American XB-70 Valkyrie. The XB-70 was a Mach 3 prototype that would have led to the ...
-Engineered to "ride" its own shockwave for fuel efficiency, the massive bomber was a technological masterpiece. However, its development coincided with the dawn of the "missile age." -The rise of ...
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