Electrical circuit

All materials are made up of tiny particles called atoms. Atoms are made up of even smaller particles called protons,...

Superconductors are materials that lose all resistance to electric current when cooled to a certain temperature. This temperature depends on...

The term ‘electricity’ comes from ‘elektron’, which is the Greek word for amber. The ancient Greeks discovered that small threads...

An electrical charge is created when electrons are transferred to or removed from an object. Because electrons have a negative...