the first person to break the sound barrier. He compared supersonic flight, or any flight really, to driving a car. “You’re looking straight ahead,” he said. “Doesn’t matter what speed ...

The supersonic commercial jet company with ambitious plans in North Carolina is set to break the sound barrier within a week.

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With many more inches of snow expected to hit Louisville on Friday, residents should prepare their cars ahead of the weather. A Winter Storm Warning is in effect for Louisville between 4 a.m ...

Boom's Supersonic XB-1 jet became the “world’s first independently developed supersonic jet” to break the sound barrier ...

Boom Supersonic's XB-1 demonstrator jet became the first U.S.-made civilian supersonic jet to break the sound barrier. The independently funded XB-1 reached a speed of Mach 1.122, or about 750 mph ...

Editor's note: Boom Supersonic successfully broke the sound barrier with the XB-1 today in a major milestone. Read our coverage here. Boom Supersonic plans to break the sound barrier during a test ...

Boom is convinced it can overcome the barriers that grounded the Concorde and make supersonic travel affordable and greener.