Luigi Nicholas Mangione leaves Blair County Courthouse in Hollidaysburg, Pa., on Thursday. Mangione is accused of fatally shooting UnitedHealthcare CEO Brian Thompson, allegedly with a 3D-printed gun.

Police investigating the shooting of UnitedHealthcare CEO Brian Thompson on Dec. 4, 2024, have announced that the suspected assailant had used a 3D-printed gun. Several high-profile crimes in recent ...

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 ...

A report from the advocacy group Everytown For Gun Safety analyzed data from local police departments on nearly 350,000 guns ...

How easy has it become for someone to build a deadly, and untraceable weapon? With nothing more than a 3D printer and parts ordered online, WIRED Senior Writer Andy Greenberg remade the exact same gun ...

A federal firearms official displays several guns that are either entirely or partially 3D-printed. Saul Loeb/AFP via Getty Images Police investigating the shooting of UnitedHealthcare CEO Brian ...

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 ...

Police investigating the shooting of United Healthcare CEO Brian Thompson on Dec. 4, 2024, have announced that the suspected assailant had used a 3D-printed gun. Several high-profile crimes in recent ...

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 ...

For the last hour, in a backroom of a gun range in Arabi, Louisiana, I’ve been building Luigi Mangione’s gun. Well, not his, in the literal sense. The not-quite-finished firearm in my hands is very ...