In the late stages of the Cold War, when nuclear optimism and strategic anxiety peaked together, Lockheed engineers quietly sketched out an aircraft so vast and so heavily armed that it blurred the ...

The Lockheed CL-1201 was the most colossal aircraft ever conceived—a 1,000-foot-wide, nuclear-powered flying fortress proposed in the 1960s. Designed as both a flying aircraft carrier and a mobile ...