The holes on the prongs of your electrical plugs may look random, but there's a clear reason they were created and why they ...

There are several types of electric car charging plugs, because an industry standard hasn’t been agreed upon. Some cars also feature more than one port: one for slow and fast charging and another for ...

There are four types of electric car charging plugs in North America. Each plug is compatible with different electric vehicles as well as capable of providing a certain amount of power. Just like how ...

You find yourself in an airport or hotel room in another country, and you really need to charge your phone, camera or game system. But what is that strange-looking outlet? It has round holes! And ...