THE wheels are off in the battle to achieve supersonic air travel as NASA’s “Son of Concorde” passes another major milestone.

The flights at Edwards Air Force Base in California support NASA’s Quesst mission to demonstrate supersonic flight that ...

Five years before Concorde’s first flight, another majestic supersonic aircraft took to the skies — and almost became the inspiration for an even faster passenger plane. It was the XB-70 Valkyrie, an ...

Aided by a quartet of Rolls-Royce Olympus 593 engines, the Concorde, the world's only commercially successful supersonic passenger plane, was capable of flying at speeds up to 1,354 mph (2,179 kph).