There were some surprisingly decent-looking tank designs before the First World War broke out. Yet because there wasn't any direct necessity for these expensive machines, real development didn't start ...

Learn the incredible step-by-step process to create an amazing car entirely from cardboard. This video guides you through each phase of crafting, from gathering materials to the final touches. Whether ...

Upon entry, about half of the company sloughed off their soaking breeches to stand around in voluminous shirts, pantsless, ...

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