EMMAUS, Pa. - As students stream out to their cars during dismissal at Emmaus High School, they pass a sign that says no weapons allowed on campus. But just a month into the school year, parents got ...

Gun-safety advocates, law enforcement and legislators are seeking early solutions to prevent the weapons from filling a void ...

New Zealand‘s gun regulators have destroyed several plastic, 3D-printed guns that FBI Director Kash Patel gave the country’s top law enforcement officials as part of a gift in July. Patel visited ...

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 ...

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 ...

Police have seized more than 1000 guns and firearm parts and made 184 arrests in a national sting that revealed a scourge of untraceable 3D-printed weapons spanning from the suburbs Sydney to remote ...

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.

D printing creates solid objects from the additive process of layering plastics, metal, wood, synthetic fibers, and more.