Monday, November 11, 2013

A faster, more lethal spy plane
[ Wed, 06 Nov 2013 16:01:37 EST ]
For a big chunk of the Cold War, the U.S. Air Force turned to the SR-71 Blackbird for many of its most important spy missions. The jet-black jet could fly at more than three times the speed of sound at altitudes of 85,000 feet, faster and higher than anything adversaries had to counter it.

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