An Aurora man is facing 72 charges after authorities say he sold guns and 3D-printed machine-gun conversion devices. They ...

An Aurora man is facing 72 charges after authorities say he illegally sold guns and 3D printed machine-gun conversion devices. They also found shrooms and DMT.

Many different types of printers have entered the market over the years. Most of us are intimately familiar with the common inkjet and laser, both of which can be found in homes and offices all ...

3D-printed guns have earned the nickname of “ghost guns”, as they are difficult to trace through standard firearms analysis. With law enforcement struggling to trace the source of seized ghost guns, ...

From hypersonic aircraft to nuclear-powered submarines, many of today's most advanced defense systems rely on a special class of materials known as refractory alloys. This class refers to metals that ...