So-called "ghost guns," do-it-yourself firearms made with a 3D printer ... and importers must include an engraved serial ...

The court says ghost guns, which are virtually untraceable weapons that require assembly, are considered "firearms" and ...

The Biden administration sought to tamp down untraceable firearms by regulating popular DIY gun parts kits as weapons.

These are build-it-yourself gun kits ... the ATF was well within its authority in requiring those who make or sell gun kits to mark their products with serial numbers, keep records of their ...

Ghost guns are do-it-yourself firearms that are nearly impossible ... It upheld a Biden administration order regulating the gun-making kits as firearms. They have all the pieces of a gun, so ...

The Supreme Court on Wednesday upheld a Biden-era rule to combat a flood of untraceable "ghost guns" assembled from internet-ordered firearm kits, rejecting arguments that the assemble-yourself ...