Add Yahoo as a preferred source to see more of our stories on Google. What color is a tree, or the sky, or a sunset? At first glance, the answers seem obvious. But it turns out there is plenty of ...

A new optical illusion excellently illustrates just how finicky our eyes are when it comes to perceiving colors.

Pupil size in people with synesthesia changed depending on how bright or dark the perceived colors were.

* Purple is a non-spectral color created by the brain from red and blue signals * Individual differences in eyes and brain make each person see colors uniquely * All colors we //perceive, including ...

This video lets you peek inside the human brain, highlighting the neuronal fibers that enable communication across the brain. This communication is vital to all brain functions, including learning, ...

Color is an important stimulus for the brain because 80 percent of our sensory impressions come from our visual system. Some research suggests that the pituitary gland, which is responsible for body ...

Forbes contributors publish independent expert analyses and insights. Prince Ghuman covers neuroscience-based marketing strategy & tactics. Color is fundamental to your perception of the world around ...