The human brain and eyes process light into color, allowing us to take in various shades of the rainbow. Our furry friends, however, do not see quite like we do. When you're out for a stroll with your ...

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. In 1999, I defined ...

From early childhood, we’ve been taught to recognize the colors of the rainbow—red, orange, yellow, green, blue, indigo, and violet—using the iconic acronym ROYGBIV. We see them in nature, on color ...

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 ...

From velvety purples to fiery reds, many people can see a spectrum of vivid colors via the human eye. Others, however, may have limited hue perception due to certain conditions. Animals, on the other ...

What colors can cats see? If you have a feline friend in your family, it's a question you may have found yourself asking — and you're far from alone! A cat's eyesight is something that has long ...