Chinese "Space Transportation" company, Lingkong Tianxing Technology, has successfully tested its new JinDou400, also known as JinDouyun, ramjet detonation engine nearly twice the altitude of ...

The Concorde suffered a fatal crash in July 2000, which spurred the end of the supersonic jet program. What's next for mach speed flight?

July 30 -- Concorde supersonic jets had at least a dozen blown tire incidents before the crash of an Air France Concorde earlier this week, according to safety reports obtained by ABCNEWS.com from ...

The Concorde was expensive to operate and out of the price range of most people (a round-trip ticket for a transatlantic flight cost about $12,000 in today's dollars), but that's not why it was ...

Denver-based Boom Technology's XB-1 demonstrator plane hit Mach 1.122 — 750 mph. It's the first independently developed supersonic jet. The company is also working on a supersonic passenger ...

PARIS — Investigators into the first-ever Concorde crash focused Wednesday on the Rolls Royce engines that powered the doomed Air France jet, after learning the pilot delayed the flight for ...

Concorde, the first and only supersonic commercial jetliner, operated from 1976 to 2003. Flown by royals, celebrities, and executives, it was discontinued because of high operating costs.

Over the weekend, French investigators examining the crash of the Air France Concorde flight 4590 confirmed that the 100-foot flames that were seen at the... Sign Up for Our Ideas Newsletter POV.

Concorde, the first and only supersonic commercial jetliner, operated from 1976 to 2003. Flown by royals, celebrities, and executives, it was discontinued because of high operating costs.