-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 ...

Summary: The XB-70 was designed to be larger and faster than the B-52. It was 196 feet long, 31 feet tall at the tail, with a 105-foot wingspan, and powered by six turbojet engines. -It could reach ...

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 ceiling of ...

Article Summary - 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 ...

The Second World War and the global rivalries that followed were events that fueled weapons development like nothing before. In the span of just a few short years, humanity stepped into the jet age, ...