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

A device has enabled people to see a new a shade of blue-green, which they say is more intense than any experienced before ...

Here's how people with color blindness see the world ... Most people have three color cones in their eyes. Blue, green, and red. The ratio of light for each incoming color is then sent to your ...