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, ...
“Breaking Mach 9.6 with an air-breathing engine wasn’t just a speed stunt. It confirmed that scramjets can operate where rockets once had the field to themselves,” said Harry J. Kazianis, citing the ...
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