Raphael Gomes provides a definitive and challenging "Are You Color Blind?" test to help his viewers understand his own visual perspective.

You’ve never seen these ones before! You might have taken color blindness tests with numbers online or when getting your eyes checked at the doctor’s, but I guarantee you haven’t seen these pictures!

There are three main types of color vision deficiency: red-green, blue-yellow, and complete. Color blindness, or color vision deficiency, affects the way you perceive color and can make it hard to ...

Genetics plays a big role in color blindness. Find out why men are more at risk, and other factors that cause the condition. The human eye sees colors based on the wavelengths of the light radiating ...

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. This marks the first story ...

Dr. Mark Lindsay was 5 years old when he first learned that tree trunks were brown. "Up until that point, I believed leaves and trunks were all green. Just lighter and darker shades," Mark said. Mark ...