DENVER — Federal court records show two men are accused of running a sophisticated illicit business in which they used a 3D printer to sell devices that convert guns into machine guns. An indictment ...

More than a decade after the advent of the 3D-printed gun as an icon of libertarianism and a gun control nightmare, police say one of those homemade plastic weapons has now been found in the hands of ...

For decades, America's detectives have made breakthroughs in crime using gun traces. A homicide investigator typically uses ballistics and serial numbers of weapons checked via a vast network of gun ...

The world’s biggest social media sites are home to thousands of 2nd Amendment devotees who believe anyone should be able to use a 3D printer to build their own gun. Meta, Discord and the DOJ are ...

Proposed bills in New York and elsewhere threaten makers, Adafruit says State and federal lawmakers have stepped up their efforts to prevent the creation of 3D printed guns. But Adafruit, a maker of ...