We've seen a number of robotic prosthetic hands intended for amputees, but what about those that still have their hands but have lost function through nerve damage? Researchers at Oregon State ...

Explains how pulleys work to lift heavy weights more easily. A fixed pulley changes the direction of force, allowing for easier lifting, while a movable pulley reduces the amount of force needed to ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

In the world of rope rescue, we use mechanical advantage systems really for two reasons. The first being a force increasing tool and the second, a means of reducing the weight of a load during a ...

Have you ever seen a flag being raised, or wondered how a mechanical clock works? Let’s take a look at some of the simple mechanisms that they use. Pulleys and gears. When a flag is raised, it will ...

Of all the components in a conveyor system, the drive mechanism is the most expensive. It can account for as much as two-thirds the cost of the entire system, as well as 80% of the maintenance and ...