CAMBRIDGE, U.K. – A small Microsoft Research team had lofty goals when it set out four years ago to create an analog optical computer that would use light as a medium for solving complex problems.

The Mighty Mouse has issues tracking various surfaces -- including wooden desks, textured or light-colored mousepads, and more. Mark Bolick writes: "I just tried to use our new Mighty Mouse today on ...

The mouse is one of the most essential hardware components of a computer. Without it, navigating most standard visual interfaces can be quite a hassle. Like any computer hardware, however, a mouse can ...