Electricity doesn’t just flow freely in every direction—it needs control. That control comes from a tiny but powerful ...

For electricity to flow, everything needs to be connected in a big ring. It’s called a circuit. For example, the lights in most houses and flats are part of a circuit controlled by the consumer unit, ...

The size of a capacitor affects how much charge it can store (its capacitance), its voltage rating, and its physical ...

Transient cosmic ray phenomena produced by a solar superstorm can be linked to variations in atmospheric electricity.