Boeing’s X-51A “Waverider” was a hypersonic tech demonstrator built with AFRL, DARPA, and Pratt & Whitney Rocketdyne to ...

LOS ANGELES – An aircraft resembling a shark-nosed missile detached from a flying B-52 bomber and then shot above the Pacific Ocean at more than 3,000 mph in a historic test flight for the Air Force – ...

Here's a small break from all the Libya info we've been bringing you this week. Apparently, the second test flight Air Force's X-51A Waverider hypersonic test vehicle was scrapped at the last minute ...

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.

The U.S. military said Wednesday it is planning another unmanned hypersonic flight in the wake of a failed attempt. The flight, scheduled for next spring or summer, would be the fourth test of the ...

Wright Patterson AFB has confirmed in an official press release that Tuesday’s test of the Waverider X-51A unmanned hypersonic missile has failed. Launched from a B-52 bomber over Point Mugu Naval Air ...

The U.S. military launched an experimental hypersonic aircraft on its swan song test flight Wednesday (May 1), accelerating the craft to more than five times the speed of sound in the longest-ever ...

Air Force engineers are scratching their ends after a test flight of an experimental hypersonic X-plane ended last month prematurely when the vehicle failed to reach full power. A rocket successfully ...

Air Force engineers are scratching their ends after a test flight of an experimental hypersonic X-plane ended last month prematurely when the vehicle failed to reach full power. A rocket successfully ...

The U.S. Air Force said today that an experimental test in August of its hypersonic X-51A Waverider failed due to a fin inadvertently unlocking and sending the aircraft into a corkscrew that ended in ...

The United States Air Force (USAF) has released the results of last August’s third test of the X-51a Waverider, which resulted in the crash of the unmanned scramjet demonstrator. At a press ...