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 later there will ...

3D printing is a downright futuristic technology. People can use plastic filaments, resin, and other materials to create custom objects. The quality of the print is limited by a user's printer, but ...

RC servos are handy when you need to rotate something. You can even modify them to rotate continuously if that’s what you need. However, [Roger Rabbit] needed linear motion, but wanted the simple ...