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An historic HFL Kholod Mach 6.47 scramjet jointly developed by NASA and CIAM -- the fastest rocket ever built -- is going under the hammer in September.
The accomplishment marks the longest flight for the $300 million X-51A technology demonstration program and, according to the Air Force and Boeing, the longest scramjet-powered hypersonic flight ever.
Trouble with a control fin on the sleek, scramjet-powered aircraft puts an abrupt and early end to the Air Force's attempt at a Mach 6 flight.
The Air Force's experimental, scramjet-powered Waverider makes a short but historic flight in a test range over the Pacific Ocean.
Vulcan combines turbine and scramjet engines to power hypersonic vehicle.
A charity auction for coffee with Eric Schmidt is underway and it's shaping up to be a lot cheaper than having coffee with Apple's Tim Cook.
When you wish you had an extra pair of hands, two extra robot fingers could be enough. Also, the "holy grail of comic books" is up for grabs!
Over at the Skunk Works, aircraft designers are hard at work cooking up a hypersonic scion to the legendary SR-71, the superspeedy recon jet of the Cold War.
Here's a rare chance to own everything from an Enigma machine to a life-size alien statue when Christie's Out of the Ordinary auction kicks off.
The flight failed due to aerodynamic problems caused when a fin became unlocked, sending the experimental aircraft into a corkscrew. A fourth X-51A flight will likely take place next year.