New Scientist on MSN12d
Experimental XB-1 aircraft goes supersonic for the first time
Boom Supersonic’s XB-1 aircraft broke the sound barrier during three test runs, a step toward the possible return of ...
CNN on MSN12d
Boom: America’s answer to Concorde completes its first supersonic flight
Boom Supersonic, the American company building what promises to be the world’s fastest airliner, broke the sound barrier for ...