Warren King is a former engineer turned artist, and he's a wizard when it comes to cardboard. Most of his mesmerizing sculptures are made with just cardboard, glue, and a knife. Warren shows us how to ...

As highlighted by the cardboard bicycle, cardboard can be a surprisingly versatile manufacturing material in the right hands. Further proof of this comes via the Kranium: a bicycle helmet constructed ...

Who would have thought that cardboard could protect your noggin? We’re not saying that you should wear a cardboard box on your head the next time you go out for a bike ride, but before long, you could ...