Most people have experienced the hair-raising effect of rubbing a balloon on their head or the subtle spark caused by dragging socked feet across the carpet. Although these experiences are common, a ...

Explore the fundamentals of motion with Exploring the Basics of Static and Kinetic Friction Forces in Physics. Learn how friction influences movement, the differences between static and kinetic ...

A stream of compressed air does not look like a power source. In factories, it usually hisses through pipes, drives tools, then disappears as waste.

Ancient Greeks discovered that when animal fur and amber were rubbed together, the fur could be used to attract feathers, glass dust and other lightweight objects. It wasn’t until 1600 AD, however, ...

Static electricity shock which occurs more often in winter is unpleasant. When two different objects are in repeated contact, it causes friction which then creates static electricity. This can be ...

Researchers have demonstrated how to entirely suppress static friction between two surfaces. This means that even a minuscule force suffices to set objects in motion. Especially in micromechanical ...

Until we find that perfect technology to power wearables with our own bodies, scientists all over the world are going to keep developing possible candidates. A team from the National University of ...

Capturing some of the energy in and around the wheels of a car as it travels down the road is an interesting idea, and one we've seen addressed by big tire makers before, such as Goodyear's BH03 ...

(Nanowerk News) Most people have experienced the hair-raising effect of rubbing a balloon on their head or the subtle spark caused by dragging socked feet across the carpet. Although these experiences ...