The “Spin Cycle” is an amazing electric bicycle built using a motor salvaged from a washing machine; when the puns are this perfect you have to roll with them. [jimminecraftguy’s] creation is one of ...

Get the powerful combination of longevity, cloth load customization, and much more with the best-rated energy-efficient front ...

Higher motor efficiency is a Good Thing – It’s unlikely that any design engineer ever said, “Gee, if only I could find a really inefficient motor for my next design.” When I was working on an article ...