The U.S. Air Force retired the SR-71 Blackbird in 1997, saying it was too expensive to maintain and could be replaced by ...

Developed during the Cold War to spy on the Soviet Union, the SR-71 Blackbird was nothing short of a revolutionary, groundbreaking aircraft. Flying at extremely high altitudes and mind-numbingly ...

The SR-71 Blackbird never ceases to amaze with its three times the speed of sound, NASA test flights, and unending public fascination.

From fuels to flight suits to astro-navigation, a handful of never-before-seen technologies made the SR-71 so special—and went on to influence aircraft development for decades afterward.

The SR-71 is perhaps the most iconic Cold War spy aircraft, famous for many record-setting flights. Seemingly impervious to loss by enemy defenses, a dozen Blackbirds were lost to accidents. On ...