Game peripheral maker SteelSeries is introducing its Sentry eye tracker that enables players to control computer games with their eye movements. Proponents of eye tracking argue that it is a ...

Surely there must be a way to make your computer talk to it! Let’s give it a try — I’ll be using a Linux machine and a popular brand of oscilloscope but the technique is widely applicable.

A new device from a team at Imperial College London costs only $60 to build and lets people with disabilities control their computers using only their eyes.