Military models are great 3D printing projects, even more so if they are somewhat functional. [Flasutie] took it a step further by engineering a 3D-printed howitzer that doesn’t just sit pretty ...

The one drawback of a 3D printed AR-15 lower is that every other part of the gun must be purchased elsewhere. This is where Defense Distributed comes in: they propose designing a gun that is 100% ...

The Bureau of Alcohol, Tobacco, Firearms and Explosives (ATF) established a rule in 2022 that required companies selling 3D-gun kits to add serial numbers to incomplete frames and receivers and to ...

After these weapons were found at more crime scenes, the Biden administration moved to add age requirements ... you to use a 3D printer to build a firearm, such as a gun receiver, is illegal.