The Problem That Grounded the Future By the late 1940s, American aviation had reached a limit literally. Fighter aircra ...
Astronomy on MSN
Oct. 14, 1947: Flying faster than sound
When Glamorous Glennis, an experimental Bell X-1 aircraft built to mimic the shape of a .50 caliber bullet, shot to 700 mph (1,127 km/h) with Air Force Captain Chuck Yeager inside, it paved the way ...
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