Modern Engineering Marvels on MSN

The SR-71 Blackbird’s speed secret: Mach 3.2 on paper, faster in reality

Blackbird SR-71 did not survive through concealing but through escape. Lockheed had constructed the Skunk Works of the SR-71 in the wake of the 1960 U-2 shootdown in the belief that, once spotted, the ...
National Security Journal on MSN

Mach 2 F-14 'Super' Tomcat 21 fighter has a message for the US Navy

Summary and Key Points: The F-14 Super Tomcat 21 (ST21) stands as one of naval aviation’s greatest “what-if” scenarios. -Proposed in the early 1990s as a 21st-century evolution of the iconic F-14, the ...
Interesting Engineering on MSN

Pentagon taps six vendors to build highly maneuverable Mach 5+ hypersonic missiles

The Pentagon is intensifying its pursuit of Mach 5+ flight through a new $68 ...