Artificial vision: Berna Gómez spent six months working with researchers to test an experimental visual prosthesis that used an electrode array implanted into her brain’s visual cortex. Gómez had been ...

When we think of brain-computer interfaces (BCIs) that use electrodes, we usually think of Utah arrays that are placed directly on the brain during open brain surgery, or with thin electrodes spliced ...

SALT LAKE CITY, June 29, 2009 – Experimental devices that read brain signals have helped paralyzed people use computers and may let amputees control bionic limbs. But existing devices use tiny ...