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This Is NASA's Fastest Aircraft Ever
The NASA X-43 remains the fastest air-breathing aircraft ever flown and got close to Mach 10.
Decades before hypersonics entered today's headlines, NASA drafted an aircraft that bordered on surreal. Discover the story ...
LOS ANGELES (AP) - A tiny unmanned NASA "scramjet" soared over the Pacific Ocean Tuesday to demonstrate a radical new engine technology by attempting to fly at a record speed of about 7,000 mph, ...
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