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 ...

When you buy through links on our articles, Future and its syndication partners may earn a commission. Color blindness is known to be more common in males. That comes down to the genetics of the ...

A brouhaha broke out recently when it was revealed that TED treated a talk on color blindness by Coleman Hughes (who is black, if that matters), with surprising levels of hostility. Mr. Hughes and TED ...

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 ...

Daltonism is a specific type of red-green color vision deficiency, also known as color blindness. People with red-green color vision deficiency may confuse colors that contain red or green elements.

In his compelling new treatise on race, The Virtue of Color-Blindness, Andre Archie laments that no one has made the “conservative case for the virtue of American color-blind principles in a manner ...

An estimated 300 million people worldwide are color-blind. This typically means they can't distinguish certain shades of color, they struggle to tell how bright colors are or, more rarely, they can't ...