American company Boom Supersonic just broke the sound barrier with a civilian plane. What exactly is supersonic travel, and ...

Boom Supersonic’s XB-1 has broken the sound barrier, paving the way for faster commercial flights if future tests succeed.

It regularly travelled from London to New York in around three hours. The flights were expensive, mainly shuttling business people and the rich and famous. Why supersonic passenger flight didn’t ...

Supersonic planes will burn significantly more fuel than current aircraft, resulting in higher emissions of carbon dioxide, ...

It’s the first step in Boom’s ambitious goal to have supersonic airliners carry passengers by 2029. But what exactly is supersonic ... that can fly at Mach 1.7. Flying supersonically can drastically ...