A graphical user interface (GUI, pronounced “gooey”) is a computer environment that simplifies the user’s interaction with the computer by representing programs, commands, files, and other options as ...

Operating systems should be invisible according to some, yet Windows XP is anything but. Visually, it's Microsoft's most innovative OS since Windows 95, making more use of graphics than ever. The ...

Use one of the services below to sign in to PBS: You've just tried to add this video to My List. But first, we need you to sign in to PBS using one of the services below. You've just tried to add this ...