Add Yahoo as a preferred source to see more of our stories on Google. MARTINSBURG, W.Va. – In the basement research lab of the agency that regulates America's firearms, two dozen 3D printers hummed, ...

Law enforcement says criminals are trying to stay one step ahead with a new gun modification.

Add Yahoo as a preferred source to see more of our stories on Google. For decades, America's detectives have made breakthroughs in crime using gun traces. A homicide investigator typically uses ...

The same 3D printers that can generate car parts and jewelry are also being used to create small plastic blocks that transform pistols into machine guns, federal prosecutors in Texas warned Monday as ...

Europe is awash in cheap 9mm spitting carbines, and Americans can turn a handgun into a machine gun with a cheap piece of plastic. Reading time 3 minutes In America, a small piece of 3D-printed ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. President Joe Biden has announced a new executive order to combat gun ...

Deputy Attorney General Lisa Monaco speaks during a meeting of the Justice Department's Election Threats Task Force at the Department of Justice, Wednesday, Sept. 4 ...

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 ...

KANSAS CITY, Mo. — Federal prosecutors say a 27-year-old Northland man allegedly used a 3D printer to illegally manufacture hundreds of machine gun conversion devices to sell throughout the Kansas ...

WASHINGTON (AP) — Justice Department officials are turning to the 3D-printing industry to help stop the proliferation of tiny pieces of plastic transforming weapons into illegal homemade machine guns ...