Buying a 3D printer is exciting, but you'll need projects and models to make it all work. These free sites offer a huge range ...

A 3D printer turns digital designs into physical objects using a variety of substances, from plastic to ceramic to something that kind of looks like wood. Before you even touch a printer, you'll need ...

Perhaps one of the oldest dreams of a science-fiction future is the ability to create something where once there was nothing. If we could create solid, stable objects out of thin air, the idea of ...