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JET ENGINE: New York to London in Less Than an Hour with
Published : 2013-11-26 - Duration : 01:15 - View : 401
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Hypersonic travel could be possible for civilians if modifications can be made to Lockheed Martin?s new S-R-72 spy plane, which can travel at six times the speed of sound. Two major concerns are passenger safety, because of the intense heat generated at that speed, and the sonic boom, which could damage buildings at destination cities. Hypersonic c...
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