National Security Journal on MSN
SR-72 Darkstar: The US Air Force’s new Mach 6 hypersonic bomber?
SR-72 “Darkstar”: The Mach 6 Successor to the SR-71 That Could Also Strike Summary and Key Points: The SR-71 remains the ...
The SR-71 is one of the U.S. Air Force's most prolific aircraft. Other than looking like a futuristic aircraft military model lovers have built for decades, it was designed and built in secret by the ...
Modern Engineering Marvels on MSN
An SR-71 'happy hour' story that shows what speed really bought
Few planes have been able to transform a calendar into a punch line, but the SR-71 could: one former pilot said that on landing in California on a Friday he was in time to make to the happy hour after ...
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