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National Security Journal on MSN18h
The North American X-15 ‘Rocket Plane’ Hit Mach 6.7 (All the Way Back in 1967)
Decades before the rumored SR-72 “Darkstar,” America had already conquered hypersonic flight with the X-15 rocket plane. -In ...
SIXUNITED preps new XN77 laptop powered by AMD's new Strix Halo APU at up to 120W, dual-fan cooler, up to a 16-inch OLED ...
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