The AR-15 bullet also does not travel faster than bullets from any other type of gun. The .220 Swift is considered the "fastest commercial rifle cartridge" in the world, ...

Many hunters say the standard caliber, or diameter of the bullet, of an AR-15 is preferable for hunting smaller animals. The average power of the shot can be less than a standard hunting shotgun.

Rep. Sheila Jackson Lee incorrectly claimed that AR-15 rifles fire .50 caliber ammunition and that the weapons are “as heavy as 10 boxes that you might be moving.” The Texas Democrat, who is ...

The Ruger AR-556 is a type of AR-15, the military-style rifle that has been used in many other mass shootings. The pistol version is essentially the same weapon as the rifle but with a shorter 10. ...

The bullet from an AR-15 rifle leaves the muzzle at three times the speed of a handgun bullet. That means it has plenty of energy to “distribute” inside the body upon collision.

It's the civilian variation of the ArmaLite AR-15, a variant of the AR-10 designed by Eugene Stoner in the 1950s. The ArmaLite AR-15 was extremely lightweight, easy to care for, and highly adaptable.

A trio firing off an AR-15 rifle at makeshift targets at a homemade “range” on the Florida Keys could have had deadly consequences Thursday, deputies said.

Three people in the Florida Keys are accused of firing an AR-15 at homemade targets which led to one bullet entering a residence while two victims were inside.

The AR-15, which today sells for between $800 and $2,000, also has an adjustable stock to fit the ergonomics of the shooter, and there’s little recoil after each firing. In most places in the U ...