STL files are everywhere. When there’s something to 3D print, it’s probably going to be an STL. Which, as long as the model is good just as it is, is no trouble at all. But sooner or la… ...

Lovers of architecture, Prosser and Flood developed their idea over a series of chess matches, modeled the pieces in 3D, and then 3D-printed them in injection-molded acrylic. Each piece is double ...