Supersonic tunnel trials suggest the X-59’s shape can scatter shock waves, paving the way for hush-hush high-speed flight.

Researchers from NASA and the Japanese Aerospace Exploration Agency (JAXA) recently tested a scale model of the X-59 ...

Witness NASA and JAXA’s 19-inch X-59 scale model hit Mach 1.4 (925 mph) in Tokyo’s wind tunnel as researchers chase a quieter sonic thump.