A shift to the civilian market led to the AR-180, having a weight of slightly over 6 pounds and an 18-inch barrel with a 1-in ...

The man accused of planning a potential mass shooting at Palm Beach International Airport this week did not appear at a ...

Colt acquired the AR-15 patent and trademark from Armalite in 1959. The patent expired, leaving many companies to produce their own weapons, commonly called AR-style rifles. While Colt still holds ...

Stephen Gower, 53, called 911 claiming his wife, Christina Gower, shot herself in the head with an AR-15-style rifle, ...

Michael Rodrigues was arrested the on counts of being a felon in possession of a firearm, trespassing, and cocaine possession ...

AR-15-style rifles were around for more than 40 years before one was used in a mass killing, at an apartment in Crandon, Wis., in 2007. The shooter killed six people and then took his own life.

As the AR-15 rose in popularity, the weapon’s name turned into more of an umbrella term for that style of rifle. Today, as many as 500 companies manufacture AR-15s or accessories for the rifle.

It was the seventh model in the company’s history. ArmaLite called it the AR-7 Explorer. Production of the AR-7 started in late 1959, and the first rifles shipped in July 1960.

If the .223 round from an AR-15 strikes the human body and only hits skin and muscle over a short distance, there is a chance the exit will look the same as the entrance or slightly larger.

An AR-15 is a type of semiautomatic, or "self-loading," assault rifle. As defined in U.S. law, the term "semiautomatic," as opposed to "automatic," means the gun's operator must pull the trigger ...

If you’re into pushing tech boundaries from home, this one’s for you. Redditor [mi_kotalik] has crafted ‘Zero’, a custom pair of DIY augmented reality (AR) glasses using a Raspberry Pi … ...