it becomes easier to understand that eye colors vary depending on the amounts of each pigment, with different combinations leading to colors such as blue, green, and gray. For a paper in iScience ...

The reason lies within the eye. In the eye are light receptors called cones and rods. Cones help us distinguish different colors, while rods help us see in dim light. The number of cones and rods ...

Blue eyes in cats are different from other cat eye colors in one important respect: they result from a lack of melanin. The ...

The light that we see is made up of many different colours. There are three primary colours: red, green and blue. They can be combined in different ways to make every other colour. The colour of ...