Most blind people have some level of vision, but what they can see differs from person to person. Some may only see light. Others may see blurry shapes, figures, or colors. People with total blindness ...

Here’s what you’ll learn when you read this story: Because our eyes perceive color using cones coded primarily for red, green, and blue, photoreception of color can be modeled using three-dimensional ...

You may know someone who can’t tell the difference between specific colors — and there is a scientific reason it could be happening. The condition is known as color blindness. To share a better ...

Color blindness, or color vision deficiency, causes a person to see colors differently from most other people. There are several types of color blindness. Color vision deficiency or loss has multiple ...

This story is part of a series on the current progression in Regenerative Medicine. This piece is part of a series dedicated to the eye and improvements in restoring vision. In 1999, I defined ...