Boeings Proposed Hypersonic Plane Is Really, Really Fast

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Aviation enthusiasts yearning for ultra-fast, ultra-sleek intercontinental transportation—rather than 18-hour flights on stuffed-to-the gills widebody behemoths—might finally get their wish. At least, if the airplane concept Boeing unveiled this week becomes reality. The company revealed renderings of its proposed hypersonic, passenger-carrying airliner Tuesday at the annual American Institute of Aeronautics and Astronautics conference in Atlanta. […]

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