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

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.

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 ...

U.S. law enforcement have said the weapon found in the backpack of Luigi Mangione, who is charged in connection with the ...

AUSTIN, Texas -- The debate over 3D-printed firearms began in 2013 when Cody Wilson, the founder of Texas-based Defense Distributed, published downloadable designs for a 3D-printed firearm. His ...

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 ...

As police departments around the country report a surge in 3D-printed firearms turning up at crime scenes, gun safety advocates and law enforcement officials are warning that a new generation of ...

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 ...

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 ...

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