The back of your PC is a rich source of connectivity. Ports and connectors exist for just about any device you can find, though some may be more obscure than others. In today’s USB-centric PC, it’s ...

Modern laptops come with a dizzying array of ports—or maybe only one, in the case of some extremely svelte ultraportables. But how can you know what they all do, or what you might want in a new system ...

First introduced in 1970, parallel ports were originally designed to connect business computers to printers. With their inclusion on the IBM PC in the early 1980s, they became an industry standard.