Modern Engineering Marvels on MSN
The SR-71 Blackbird’s speed secret: Mach 3.2 on paper, faster in reality
Blackbird SR-71 did not survive through concealing but through escape. Lockheed had constructed the Skunk Works of the SR-71 in the wake of the 1960 U-2 shootdown in the belief that, once spotted, the ...
That little star on your U.S. driver’s license is about to save you $45. Beginning Sunday, air travelers in the U.S. without a REAL ID or another acceptable form of identification, such as a passport, ...
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