*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

*Estimated payments are calculated by Cars.com and are for informational purposes only. We’ve estimated your taxes based on your provided ZIP code. These estimates do not include title ...

Boom Supersonic's XB-1 jet went out in style on Monday (Feb. 10). The XB-1 broke the sound barrier three times during its 13th and final test flight, which lifted off Monday from the Mojave Air ...

When the experimental XB-1 aircraft broke the sound barrier three times during its first supersonic flight on 28 January, it did not produce a sonic boom audible from the ground, according to US ...

Boom Supersonic XB-1 has successfully completed a historic supersonic flight, reaching Mach 1.122. As the first independently developed supersonic jet, the XB-1 could signal America's push to revive ...