imple machines help us change the amount of force or the direction of the force needed to move an object. Find out how by learning more about levers. Major Funding by the Laura Moore Cunningham ...

The philosopher of science Daniel Dennett once lamented that his peers didn’t take engineering seriously enough. “There are excellent philosophers of physics, philosophers of biology, philosophers of ...

This video explores different methods that can be use to amplify a force, and focuses on three types of machine - levers, pulleys and gears. The amplification of a force is called mechanical advantage ...

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.

All the hullabaloo about touchscreen voting machines and the lack of a paper trail got Joyce Dewsbury wondering about the old mechanical lever voting machines. How did they record votes, and was there ...