New Scientist on MSN2d
Experimental XB-1 aircraft goes supersonic for the first timeBoom Supersonic’s XB-1 aircraft broke the sound barrier during three test runs, a step toward the possible return of ...
Today a civil test airliner, Boom Technology’s XB-1, broke the sound barrier for the first time in two decades.
Live Science on MSN2d
Boom Supersonic's XB-1 smashes the sound barrier — becoming the 1st civil aircraft to go supersonic in US historyBy achieving a top speed of Mach 1.1, Boom Supersonic has broken records and is on course to revive supersonic passenger ...
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