Real History on MSN

The 76-second tragedy: How a publicity stunt killed the Valkyrie program

Discover the secrets behind the XB-70 Valkyrie, one of the fastest planes ever built, and meet the daring test pilots who pushed aviation to its limits! In this episode of "Flying Through Time," we ...
Dark Skies Official on MSN

The jet so fast it could outrun missiles

Developed in the early 1960s under intense Cold War secrecy, the Lockheed SR-71 Blackbird became the fastest jet-propelled ...