New Scientist on MSN18h
How the XB-1 aircraft went supersonic without a sonic boomWhen the experimental XB-1 aircraft achieved supersonic speeds on a test flight, it did not create a disruptive sonic boom – ...
PC Magazine on MSN17h
Boom Supersonic: Our Flights Can Break Sound Barrier Without a Sonic BoomDuring the second supersonic flight of the XB-1 technology demonstrator today, the jet exceeded Mach 1 three times without a ...
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