Sonic Boom!
NASA has unveiled their new Blackswift jet (or HTV-3X if you want the official name) - a Pulse Detonation Engine powered jet that will be able to rocket to six times the speed of sound. It's built mainly at the covert and awesomely named Skunk Works, run by of Lockheed Martin.
Simulation video here. Data here.
10th Jul 2008 - Tumblr