Add Yahoo as a preferred source to see more of our stories on Google. Illustration: Guardian Design (Illustration: Guardian Design) It started with an argument over a blanket. “I’m a visual ...

You may think that your eyesight is pretty good, but it turns out that distinguishing between colours and shades may be harder than you think. Online optical retailer Lenstore asked 2,000 UK residents ...

A new test called "Is my blue your blue?" reveals how different -- or similar -- your color perceptions are compared to everyone else. First there was “the dress,” then there was the sneakers, now ...

Another entry for the ever-expanding category of "the brain is a very strange place" posts. A paper in PNAS suggests that what we call a color may influence how we perceive it. The image below shows a ...