You might say it’s just a pigment of your imagination ...

Is purple a real color? Scientists think everything we've ever believed about the color purple may not be true due to the ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...

Here's how our brains construct color in our environment. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. In essence, how can colors appear ...

As many people sit at the wheel of their car, they are certain they know what color is. It's the red traffic light in front of them, the garish yellow hatchback in the next lane, or the green verge ...

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 ...