(CNN)London to Melbourne in 90 minutes? Paris to San Francisco in under an hour?
That’s travel at 25 times the speed of sound — or barely enough time to take in an in-flight movie.
Few areas of aviation generate wilder predictions than hypersonic flight — but a team in Germany might just have cracked it.
Hypersonic means speeds of Mach 5 or o
… Read the restfrom Feedster http://www.feedster.com/blog/space-tech-meets-aviation-the-hypersonic-revolution/
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