New laws in California and New York might stop anyone from 3D printing guns — and create entirely new kinds of surveillance.

Colorado has enacted a new law aimed at shutting down one of the most controversial gaps in gun regulation: the 3D printing ...

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 ...

This story was originally published by The Trace, a nonprofit newsroom covering gun violence. Subscribe to its newsletters. For decades, weapons manufacturing has been the domain of arms industry ...

Over the last century, very little of the basic design of firearm cartridges has changed, but the mechanics of firearms themselves have undergone many upgrades. The evolution of triggers, safeties, ...

One of the key benefits of 3D printing is the fact that you can locally manufacture products rather than paying to ship them half the way round the world. But when Austin-based Cody Wilson developed a ...