How easy has it become for someone to build a deadly, and untraceable weapon? With nothing more than a 3D printer and parts ...

In the wake of Luigi Mangione’s alleged killing of a health care CEO with a partially 3D-printed pistol, we built and tested the exact same model of weapon ourselves. And it was entirely legal.

New York state officials are working to clamp down on illegal guns by outlawing the sharing of digital blueprints that allow individuals to 3D print components that turn semi-automatic firearms ...

New York state lawmakers and law enforcement officials are pushing for a bill that aims to curtail the spread of homemade ...