The basics Being “color blind” actually covers a very wide range of what researchers call “color vision deficiency.” Only a tiny percentage of people see no color at all, just shades of black and ...

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 ...

Ray St. Clair first learned he saw things differently when he was about nine years old and walking down Congress Street in downtown Tucson with his mother. "Look at the gray car," he said to her.