One of the world’s largest digital design platforms is taking new steps to block 3D-printed guns and gun parts.

The company announced a partnership Tuesday with more than 3,500 local news providers who will regularly contribute material ...

In this photo taken Nov. 9, 2010, Bill Madden holds a gun template used to measure the length of the stock of the individual the firearm is built for, in his Bozeman, Mont. workshop. Madden is a ...