3-D printing is a revolutionary recently developed technique that allows people to make three-dimensional copies of objects far faster and cheaper than using traditional methods. 3-D printer uses plastic, metal, or some other material, rather than ink, and in making its copies adds a third dimension thickness.

The possibilities are endless --A revolution in transportation -- An entire house and its contents -- Many marvelous medical uses -- New life for ancient artifacts -- 3-D printing in the final frontier.