For example, the U.S. Army reportedly blared eerie sounds from speakers during the Vietnam War to affect the morale of enemy ...

American sailors capture a German Enigma machine during World War II—but that never happened. The real Enigma codebreakers were British, and their heroic success came months before America entered the ...

This week shows the Allies first attempts to break the German Enigma code. Meanwhile, the German war economy shows some flaws ...

In a world where raw tonnage commanded respect, these war machines pushed the limits of human engineering. From a mammoth ...