Hypersonic Flight 'Breakthrough' Could Have Us in Tokyo by Lunch

Hypersonic Flight 'Breakthrough' Could Have Us in Tokyo by Lunch | Autopia | Wired.com: "The promise of hypersonic flight sending us halfway around the world in a matter of hours is being bandied about again, this time by a British company that declares, with all due humility, that it has made “the biggest breakthrough in aerospace propulsion technology since the invention of the jet engine.”"