Boom Supersonic's XB-1 broke the sound barrier over Mojave with no boom reaching the ground - here's what it means for civil supersonic flight.
TowerBoom's XB-1 flew supersonic without a sonic boom reaching the ground - here's how Mach cutoff works and what it means for supersonic travel.
VectorBoom's XB-1 broke the sound barrier over Mojave, and a 'boomless cruise' breakthrough could end the 50-year overland supersonic ban.
VectorBoom's XB-1, a new FAA noise standard, and Mach cutoff physics could finally return supersonic flight to the skies over land.
Vector