In 1718, British inventor James Puckle patented what may have been the world's first machine gun - a tripod-mounted, ...

America's mass shootings are as much about the free trade of bullets as they are about gun sales. Take, for instance, the Uvalde, Texas, shooting that killed 19 school children and their two teachers.

SAN FRANCISCO/NEW YORK (Reuters) - In tracking down illegal weapons, the smoking gun may not be a gun at all. Bullets are one thing Sacramento Police Detective Greg Halstead can count on to root out ...