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 ...

The XB-70 Valkyrie was born from a simple Cold War idea: fly so high and fast that nothing could touch you. North American’s Mach 3 giant pushed materials, aerodynamics, and engines to their limits ...

Five years before Concorde’s first flight, another majestic supersonic aircraft took to the skies — and almost became the inspiration for an even faster passenger plane. It was the XB-70 Valkyrie, an ...

At Mach 3, you travel about 3,000 feet per second. That's over half a mile (or 10 football fields). And at 70,000 feet, you're twice as high as the average airliner. Only a handful of aircraft have ...

The XB-70 Valkyrie on display at the Air Force Museum was once again towed out of its display hangar temporarily for museum maintenance recently. The North American XB-70 Valkyrie, on display along ...

During the Cold War era from the late 1940s to the early 1990s, the skies above Southern California’s Mojave Desert served as a testbed for the newest, biggest, fastest and deadliest military aircraft ...