U.S. Army Contemplates 3D-Printed Warheads

U.S. Army Contemplates 3D-Printed Warheads | Popular Science: "Additive manufacturing, more commonly known as 3-D printing, is inherently creative. Materials are layered together and built up, constructing an object from powder and heat and code. In the future, the U.S. Army wants to turn this innovation to far more destructive ends, by printing new warheads."