Your next belt of .50 caliber ammunition could weigh 10 to 20 pounds less than it does now, if industry representatives are able to meet the needs of a recent Marine Corps request. (Staff Sgt. Vitaliy ...

The Marine Corps is looking to reduce the weight of its .50 caliber ammunition in an effort to increase speed and survivability for Marines on the battlefield. On Sept. 26, Marine Corps Systems ...

As Rachel was saying on the show yesterday (video), the .50 caliber bullet is a different kind of deal. The inventor of the round and weapons to fire it marketed one of the guns this way, in a 1980s ...