The XB-70 Valkyrie was a supersonic bomber capable of riding its own shockwaves and was the largest airplane of its time. Despite its engineering marvel, it never entered production for reasons ...

However, the mechanism that pulled the seat back into the capsule required stable flight — and the Valkyrie, spinning like a centrifuge, created G-forces too extreme to retract the seat properly.

What You Need to Know: The North American XB-70 Valkyrie epitomized Cold War aerospace innovation. Designed to replace the B-52, the Valkyrie boasted speeds exceeding Mach 3 and an altitude ...

The experimental legacy of the iconic XB-70 Valkyrie, which made its first flight on Sept. 21, 1964. An article published on the U.S. Air Force website commemorates the 60th anniversary of the ...

The F-15 and F-16 are two of the most iconic American military jets ever created and are still in use today, but what are the ...

Summary and Key Points: The North American XB-70 Valkyrie, conceived in the late 1950s, was an ambitious project to create the world’s fastest and highest-flying bomber. With its futuristic ...

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 ...

The XB-70 Valkyrie, the most advanced American bomber of its era, made its maiden flight in clear blue skies over the Mojave Desert.