Is your green my green? Probably not. What appears as pure green to me will likely look a bit yellowish or blueish to you. This is because visual systems vary from person to person. Moreover, an ...

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 ...

A new discovery has unraveled why we sometimes see colors that aren't there. The phenomenon of "color afterimages" is when you see illusory—or false—colors after staring at real colors for a longer ...