When the product you want doesn't exist, make it yourself.

If you've got a 3D printer, then you've got an easy solution at hand to any number of common and seemingly mundane problems around your house.

Hobbyists can now build reliable guns at home with cheap printers, raising new questions about whether gun control can keep up.

Novel solution: Tey’s 3D metal printer uses a proprietary formulation to print articles from stainless steel, alumina, copper and silicone without the need for high-energy enclosures. Researchers at ...