Color is everywhere, and yet most of us never stop to think about how deeply it shapes our lives. From the moment we open our ...

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 ...

Back in the 1950s, when color TV was invented, everything was simple. TVs were either color or black-and-white, and you could tell at a glance which was which. Today, you can find TVs and monitors ...

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 ...