Left: Simulation of a patient's vision with macular degeneration. Right: Simulation of the patient’s vision enhanced with the PRIMA eye prosthesis. Credit: Palanker Lab/Stanford Medicine A tiny wireless chip placed at the back of the eye, combined with a pair of advanced smart glasses, has partially restored vision to people suffering from an advanced form of age-related macular degeneration. In a clinical study led by Stanford Medicine and international collaborators, 27 of the 32 participants