Two-pronged devices are commonly used for smaller gadgets like phone chargers while larger appliances typically come with a ...

close up of Type A plug prongs - Gabriel Lopez/Shutterstock If you've ever stared at the holes in an electrical plug and wondered why they exist, you're not alone. Like an industrial-age kōan, the ...

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 ...

John Carlsen has more than a decade of experience testing and reviewing home tech products, with a major focus on smart home security. He earned his BS in journalism from Utah Valley University. In ...

If you've ever looked closely at an electrical plug, you've likely noticed that the ends of the prongs have little holes in them. While this is a leftover design element from early electrical systems, ...

Men’s Journal aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. “Decora Edge represents the latest Leviton innovation that will ...

In a nutshell, plugs and sockets differ from region to region and even country to country because, at the time they were being developed, no one really saw any reason to make them all the same. First, ...