If you live in rural Ireland, you know from Storm Éowyn that you could lose power in the next big storm. What steps can you take now, before that storm hits, to stay powered up? How can you prepare to ...

An electric current can be induced in in a coil of wire by moving a magnet in and out of the coil. AC generators are used in the generation of electricity and in their simplest form consist of a coil ...

Have you ever wondered what made car manufacturers decide to go from dynamos to alternators for generating electricity? It's a mix of reliability and cost.