[Perry] was interested in adding a 4th axis to his CNC machine, but not very excited at the prospect of spending hundreds of dollars on the parts and electronics to make it work. There is a very ...

The Atomium was built for the 1958 Brussels Expo as an emblem of scientific progress. The gigantic monument represents an atomic lattice of iron crystals, magnified one hundred sixty-five billion ...

Here’s a great CNC hack that adds a ton of functionality, a DIY rotary 4th axis! [Jim] had started this project over a year ago when he originally ordered the gearhead off eBay, but like many good ...