"Poking their little heads out of the tennis ball." Harvest mice make Wimbledon's leftover tennis balls their new homes: ...

To send the click events, [Jacek] baked some mouse buttons into the keyboard’s firmware. Among the other Feather sensors is a PDM MEMS microphone, so detecting taps on the ball and translating ...

If your pointing device is a mouse, turn it over. The chances are you’ll see a red LED light if you’re not seriously old-school and your mouse has a ball, this light serves as the illumination ...

There, he replaced the wheels on his first mouse design with a rolling ball - the design that became familiar to most end users over the next decades. A similar design had already been tested by ...