A few automatic weapons patented in the United States in the 1820s and 1830s were called organ or machine guns, consisting of multi-barreled weapons loaded on carts. These bear little resemblance to today's machine gun, which fires a continuous stream...

Bipod- or tripod-mounted or handheld automatic weapon whose ammunition is fed from a magazine or a belt (Figure...

A machine gun is a fully-automatic mounted or portable firearm, usually designed to fire rifle cartridges in quick succession from an ammunition belt or large-capacity magazine, typically at a rate of several hundred rounds per minute. The first machine...

A former Navy lieutenant who lost his post as a ship supply officer after ordering hundreds of unneeded parts was indicted on federal charges of illegally possessing 60 machine guns.The grand jury indictment handed down Thursday against David Carmel, 32, came weeks after he was...

A former Navy lieutenant living in northwestern Wisconsin has been illegally selling military equipment, including laser gun sights, and hoarding automatic weapons, federal prosecutors said.Federal agents and police discovered more than 65 machine guns on David Carmel's property in Gilman, according to a criminal complaint...

Five men accused of belonging to a self-styled militia were indicted on federal explosives and weapons charges after raids that uncovered an arsenal of homemade hand grenades and firearms, authorities said.The men remained in jail Thursday without bail after a federal agent testified this week...

A former Navy supply officer pleaded guilty Tuesday to illegally possessing 60 unregistered machine guns that were found at his rural home.David Carmel told U.S. District Judge John C. Shabaz he is being treated for a mental illness, but is in control of his "faculties."Assistant...