MOJAVE, California—High-speed airliner developer Boom took a major leap toward the development of its Mach 1.7 Overture ...
Ever since the Concorde stopped flying, aviation buffs have dreamed of a civilian supersonic plane. Now there's been a ...
Denver-based Boom Technology's XB-1 demonstrator plane hit Mach 1.122 — 750 mph. It's the first independently developed ...
A private company aiming to build the first supersonic airliner since the Concorde retired more than two decades ago achieved its first sound-barrier-busting flight over California's Mojave desert ...
The Mach 1 milestone was reached on the 12th test flight of the XB-1 ... Compared to a Boeing 747, the delta-wing Concorde guzzled four times as much fuel and carried only one-fifth as many ...