Back in muzzleloading days, guns designed to be held and fired with one hand were called pistols. With the advent of the revolver—a repeating handgun with a revolving cylinder—this didn’t really ...

Key Points - A gun expert with over three decades of experience identifies five contenders for the world's most powerful handguns. -These include the Smith & Wesson SW500 revolver in .500 S&W Magnum, ...