Which pulley system is best? Gym memberships can be expensive, but that’s a poor excuse for not doing your best to stay in shape. If you can’t afford the luxury of having a monthly membership to a ...

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 ...

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 ...

Pulley systems are simple machines that make lifting heavy objects easier. They consist of a rope or cable that passes over one or more wheels (pulleys). A single pulley changes the direction of force ...