Ploopy has made a name for itself over the past few years by offering a line of customizable trackball mice with open source ...

Or there's the Kensington Pro Fit Ergo TB550 mouse, which has a trackball and can go for four months on one charge. Apple is ...

The Ploopy Classic 2 is available as a fully assembled trackball or a cheaper DIY kit.

Thumb-operated trackballs are easier to get used to if you’re making the switch from a regular mouse, and slanted models—such as the Nulea M501 Wireless Trackball Mouse—can reduce pain or ...

Kensington’s design shows a wireless trackball mouse with a large ball in the center that you can move to manipulate an on-screen cursor, a rotating ring surrounding the ball that functions as a ...

When we first heard about a mouse, we weren’t convinced ... There are several solutions for that, but the oldest one is probably the trackball. Ploopy is an open source trackball you can ...