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The Secret Birth of the F-117 Nighthawk

Lockheed F-117 Nighthawk In April 1976, DARPA awarded Lockheed’s Skunk Works a contract for the Have Blue stealth demonstrator to prove whether an aircraft with an extremely small radar cross-section was possible.

The Backward Wing: Grumman X-29A

By the late 1970s composite materials finally solved a problem that had defeated designers for decades: how to build a forward-swept wing that would not twist itself apart under aerodynamic load.

Lockheed P-38 Lightning

Lockheed designed the P-38 in response to a 1937 Army Air Corps specification calling for a fighter with speed, range, and climb rate that seemed impossible to achieve with a single engine.