Hitting a target with a missile anywhere in the world in less than an hour – that’s the Pentagon’s goal with its ongoing development of hypersonic weapons. Moving from the experimental phase to ...
National Security Journal on MSN
The Air Force’s Mach 6 SR-72 ‘Son of Blackbird’ Is Real and Might Already Be Flying
The legendary SR-71 is getting a hypersonic, unmanned successor: the SR-72 “Son of Blackbird,” capable of Mach 6 speeds ...
China is fast-tracking potential space-travel technology designed to simulate speeds of Mach 30, a paradigm changing velocity more than five times the speed of the hypersonic threshold considered to ...
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