It’s little secret that stepper motors are everywhere in FDM 3D printers, but there’s no real reason why you cannot take another type of DC motor like a brushless DC (BLDC) motor and use that instead.

Li Xia manages real-time operations on his farm using a suspended computer screen while lying in bed on Feb 10. [Photo by Deng Rui/China Daily] In the picturesque outskirts of northwestern Chongqing, ...