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 ...

The 3D-printed gun movement has survived the downfall of its charismatic founder, a major defeat at the Supreme Court, and involvement in one of the most talked-about crimes of last year. There's ...

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 ...

Add Yahoo as a preferred source to see more of our stories on Google. A federal firearms official displays several guns that are either entirely or partially 3D-printed. Saul Loeb/AFP via Getty Images ...

Anna Schecter is the senior coordinating producer for CBS News and Stations' Crime and Public Safety Unit, based in New York. A growing online gun rights movement known as "3D2A," and the ...

A special agent with the Pennsylvania attorney general’s office demonstrates how to assemble a ghost gun. Built in about an hour, the weapon was fully functional. (NBC News) Police investigating the ...

Often called “ghost guns” because they can be hard to trace, these firearms can be either partially or completely made with components that have been produced in metal or plastic on commercially ...

3D-printed guns are a growing threat to public safety. The blueprints used to make these firearms can be found online, making them easily accessible. With a relatively cheap 3D printer and a quick web ...

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 ...