The SR-71 Blackbird, the fastest plane ever built, faced numerous hidden challenges during its career. Engineers discovered that summer-welded titanium parts were corroded due to chlorine in the water ...

Rumors have become a cottage industry since the retirement of the SR-71 in 1989. Many wonder about a replacement for the ...

“Faster than a speeding bullet” may bring to mind a certain superhero from the planet Krypton, but it was literally true of the SR-71 Blackbird, the sleek, stealthy Air Force spy plane taken ...

The SR-71 Blackbirds were used in intelligence-gathering operations over the Soviet Union and Vietnam. As Washington and Beijing race to produce the world’s first-ever sixth-generation aircraft ...

Head-on view from slightly above the Lockheed SR-71 Blackbird, beautifully lit from the darkness of its storage building at the National Air and Space Museum, September 21, 2000. Eric Long / NASM ...

NASA released video footage of the SR-71 Blackbird, the high-altitude recon aircraft capable of reaching speeds over Mach 3. More from Military & Defense NASA released video footage of the SR-71 ...

In 2013, Lockheed Martin announced development of the successor to the SR-71 Blackbird spy plane. The SR-71 was capable of reaching speeds over three times the speed of sound, and the SR-72 is ...