Luigi Mangione, who has been charged with murder in the shooting death of UnitedHealthcare CEO Brian Thompson, apparently had a ghost gun, a type of firearm that can be made at home, police said ...

PCMag editors select and review products independently. If you buy through affiliate links, we may earn commissions, which help support our testing. The 26-year-old suspect arrested for killing United ...

The same 3D printers that can generate car parts and jewelry are also being used to create small plastic blocks that transform pistols into machine guns, federal prosecutors in Texas warned Monday as ...

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 ...