A small but growing number of American firearm enthusiasts are joining RedNote, an app known in China as Xiaohongshu, in an effort to teach native users how to build 3D-printed guns. One such advocate ...

At long last, someone other than Defense Distributed has taken the group's 3D-printable design and turned it into a working firearm and fired it. But, and I cannot emphasize this enough, this gun is ...

As 3D-printed gun violence abounds, some lawmakers are looking to cut the problem at the root. The New York state senate is currently evaluating a bill that would dramatically change the 3D printing ...