National Security Journal on MSN
The Mach 3.08 XB-70 Valkyrie Bomber Has a Message for the U.S. Military
The XB-70 Valkyrie was born from a simple Cold War idea: fly so high and fast that nothing could touch you. North American’s ...
Opinion
National Security Journal on MSNOpinion
The Air Force’s ‘Shockwave’ Mach 3 XB-70 Valkyrie Bomber Would Have Been A Mistake
The North American XB-70 Valkyrie was a “technical marvel” of the 1950s—a Mach 3, 70,000-foot nuclear bomber designed to replace the B-52. -It used a “revolutionary” principle called “compression lift ...
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