The Air Force commissioned the XB-70 Valkyrie in the late 1950s to drop nuclear bombs from Mach 3 at 70,000 feet. North ...

The Lockheed D-21 was a Mach 3.3 reconnaissance drone. Lockheed’s Skunk Works built it in the early 1960s. Its mission: ...

A Boeing F-15 is still quite fast, but not nearly Mach 3, the company’s program manager said on Feb. 23, correcting a previous statement. “Mach 2.497 is what we can get out of the Eagle jet and that’s ...

The XB-70A had one mission: to wage a nuclear war against Russia if the Cold War ever went truly hot: On display at the National Museum of the United States Air Force at Wright-Patterson Air Force ...

The fastest military aircraft ever built—from the SR-71 Blackbird to the MiG-25 Foxbat—were designed during the Cold War to outrun missiles, evade defenses, and intercept threats at extreme speeds ...

Numeric designation suggests a lot, and the Bell X-1 was indeed a special aircraft. Chuck Yeager broke the sound barrier in the X-1, and the plane ushered in the modern age of supersonic flight. The X ...

Integrated circuits made of GE’s silicon-carbine wafers can support powerful electronics even at extreme temperatures. Credit: General Electric A state-of-the-art ramjet struggles to accelerate when ...

In this chapter the committee discusses the background of the study, provides a brief technical prologue, presents the Statement of Task for the study, describes the strategy for conducting the study, ...