Sergeant at Arms, the officer of an organization who preserves order during its meetings. A sergeant at arms functions mainly at formal gatherings, where he enforces rules of procedure; in a legislative body he also enforces executive commands. Both houses of the U.S. Congress have a sergeant at arms, as do both houses of the British Parliament.
For the battlefield of the future, the U.S. Army is developing an infantry uniform that will provide superhuman strength and much more. Learn how the Future Force Warrior will turn a soldier into an "F-16 on legs."
How in the world can a gun silencer work? How can you possibly take an explosive noise that can damage your hearing and turn it into a little "ffft" sound?