Engineering

NASA prepares to go public with quiet supersonic tech

Arriving 49,000 feet above the test site, higher than the airlines fly, NASA Armstrong Flight Research Center test pilot Jim "Clue" Less shuts down his F/A-18's afterburners moving just shy of Mach 1, the speed of sound, ...

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Flight

Flight is the process by which an object moves either through the air, or movement beyond earth's atmosphere (as in the case of spaceflight), by aerodynamically generating lift, propulsive thrust or aerostatically using buoyancy, or by simple ballistic movement.

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