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.
The Boeing B-52 Stratofortress has taken on many roles since its debut in 1952. The plane that started as a high-level nuclear bomber is now being considered for electronic countermeasures. Learn the long history of and specifications for the B-29.
Coalition troops have been surviving mainly on MREs (Meals Ready to Eat) for most of Operation Iraqi Freedom. Learn what these portable, adaptable and absolutely essential pieces of military technology are all about.