Tech Xplore on MSN
NASA's X-59 completes first flight, prepares for more flight testing
After years of design, development, and testing, NASA's X-59 quiet supersonic research aircraft took to the skies for the ...
National Security Journal on MSN
The Mach 6.7 X-15 ‘Hypersonic Rocket Plane’ Has a Message for the U.S. Air Force
The X-15 was a rocket-powered research aircraft that pushed human flight to the edge of space and deep into the hypersonic ...
On October 14, 1947, Captain Chuck Yeager piloted the Bell X-1 aircraft, "Glamorous Glennis," achieving a speed of Mach 1.06. This flight disproved prevailing expert warnings that exceeding Mach 1 ...
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