The X-51A Waverider is set to demonstrate hypersonic flight.  Powered by a Pratt Whitney Rocketdyne SJY61 scramjet engine, it is designed to ride on its own shockwavem and accelerate to about Mach 6.  (U.S. Air Force graphic)

U.S. competing in high-speed, hypersonic missile race

(NationalSecurity.news) In response to the development of high-speed missiles by Russia and China, the U.S. military is also developing hypersonic capabilities that will allow American missiles to penetrate up-and-coming air defenses, the Washington Free Beacon reported. Earlier this month Defense Secretary Ash Carter revealed that the Pentagon’s new high-technology weapons under development to deal with rising Read More