Embed <iframe src="https://www.npr.org/player/embed/1829839/1829840" width="100%" height="290" frameborder="0" scrolling="no" title="NPR embedded audio player"> NPR's ...
Alliant Techsystems, the Defense Advanced Research Projects Agency (DARPA) and the Office of Naval Research (ONR) successfully ground-launched and flew a hypersonic scramjet-powered vehicle from the ...
NASA’s X-43A, a groundbreaking hypersonic scramjet vehicle, achieved an unprecedented speed of Mach 9.6, solidifying its status as the fastest atmospheric combustion-engine air vehicle in the world.
Lockheed Martin's Skunk Works has confirmed that it is developing the SR-72 spy plane. The successor to the SR-71 Blackbird, which was capable of Mach 3.5, the SR-72 will be a hypersonic unmanned ...
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