Breakthroughs, discoveries, and DIY tips sent six days a week. Terms of Service and Privacy Policy. To the uninitiated, electricity might seem like a sort of hidden ...

An introduction to Coulomb’s Law and electric fields explained in a clear and simple way. Learn how electric charges interact, how force depends on distance, and how electric fields describe these ...

The questions in this quiz are suitable for GCSE physics students studying series and parallel circuits, resistor networks and energy and power in electric circuits. If you struggled with the quiz, ...

This course introduces the basic concepts of switched-mode converter circuits for controlling and converting electrical power with high efficiency. Principles of converter circuit analysis are ...

Electrical components, like motors close motorA device which spins when current flows through it. Motors are used in fans, food processors and many other devices. and lamps close lampA component which ...

Before you submit an error, please consult our Video Help page. Steve Trash Science is available to stream on pbs.org and the free PBS App, available on iPhone, Apple TV, Android TV, Android ...

Quantum mechanics is usually described as the science of the very small — of electrons, atoms, and photons that behave in ways that defy the rules of everyday experience. Yet one of the most striking ...