WASHINGTON, May 8 /PRNewswire-USNewswire/ -- NASA and the Japan Aerospace Exploration Agency (JAXA) intend to conduct joint research on sonic boom modeling. Sonic boom modeling is one of the key technologies needed to enable a next generation supersonic aircraft quiet enough that it can fly supersonically over land without significant disturbance to the public. Such a vehicle also could connect Los Angeles and Tokyo in about 5 hours, flying at Mach 2....

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