Five scientists at the University of Berkely used laser technology to selectively activate cells in their retinas, to push the vision beyond its natural limits.

By stimulating thousands of individual cone cells, researchers made volunteers see a blue-green color of "unprecedented ...

Researchers have uncovered the 3D structure of RBP3, a key protein in vision, revealing how it transports retinoids and fatty ...

Using an experimental technique called "Oz," researchers stimulated the human retina such that people saw a brand-new color.

Five people have been able to perceive a colour never before seen by human eyes, after researchers used lasers and tracking ...