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.

A brass annealing machine is a once elite piece of reloading equipment that has become more mainstream recently. Though I’ve reloaded for more than 20 years, I’ve been mostly just a functional ...

A research team at Duke University has developed a new AI framework that can uncover simple, understandable rules that govern ...