When you push or pull with a simple machine, you are applying a force and doing work. And, if you get more force out of a machine than you put into it, then that machine has a mechanical advantage.

We’ve seen plenty of people 3D printing custom gears over the years, but [Mr Innovative] decided against an additive process for his bespoke component. He ended up using a simple CNC machine that ...

Meet Brian Dengel at a trade show and ask him one simple question: What’s the difference between a metric gear and an Imperial gear? That’s your ticket into a lively, insightful conversation, where ...