There are several variants of the heavy-hitting .50 caliber round, used by the U.S. military in M2 machine guns and M107 sniper rifles. The .50 caliber M8 armor-piercing bullet has an aluminum color ...

According to "assault weapon" ban proponents, the AR rifle's lethality is all about how fast its bullets travel. The Washington Post recently claimed that "what makes [the AR] so deadly is the speed ...

A proof-of-concept study finds that the density of bones in the skull affects the size of bullet holes in the skull. The finding is useful for law enforcement officials and medical examiners seeking ...

Given recent changes in NIJ ballistic standards, and a sometimes convoluted explanation of how body armor works, this brief article is provided to explain the levels of protection for ...