Cody Wilson of Defense Distributed was previously mentioned here for 3D-printing a key component of an AR-15 rifle and then making the first 3D-printed AR receiver which fired over 600 rounds ...

A firsthand account of 3D printing an AR-15 reveals the complexities of gun manufacturing and regulation in America.

D printing has come a long way since its invention in 1983 by Chuck Hull, who pioneered stereolithography, a technique that ...

Tyndall is working with the Army and Navy to test the durability and resiliency of 3D printed concrete walls officials say could be used to protect the military in combat areas.