The people manning the guns are also at risk of injury from the force of the weapon.

High-speed experiments can help identify lightweight, protective “metamaterials” for spacecraft, vehicles, helmets, or other objects.

Inspired by the human ear, a new acoustic fabric converts audible sounds into electrical signals.

Harvard University researchers, in collaboration with the U.S. Army Combat Capabilities Development Command Soldier Center and West Point, have developed a lightweight, multifunctional nanofiber material that can protect wearers from both extreme temperatures and ballistic threats.

A new study "helps explain the strength of support for the recent pardoning of US soldiers convicted of war crimes."

"...the presence of a sufficient number of peacekeepers decreased the time to a peaceful negotiated settlement."