For decades, America's detectives have made breakthroughs in crime using gun traces. A homicide investigator typically uses ballistics and serial numbers of weapons checked via a vast network of gun ...

3D printed guns are not new, but it is not an area which is generally well-known or understood -- nor the possible effects that being able to print weapons at home will have on the criminal ...

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 world's first 3D-printed gun, the Liberator, has been printed, assembled, successfully test-fired -- and now the 3D CAD files are available to download, if you wish to create your own gun. A video ...

Marrian Zhou is a Beijing-born Californian living in New York City. She joined CNET as a staff reporter upon graduation from Columbia Journalism School. When Marrian is not reporting, she is probably ...

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 ...

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 ...

What are 3-D printed guns, like this Liberator pistol, and why is the president of the United States suddenly tweeting about them? Credit: Robert MacPherson/AFP/Getty Images On Tuesday, President ...