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 ...

Subtly different brain areas light up in response to viewing certain colors, a new study suggests. Ylanite Koppens via Pexels Have you ever argued with someone over the color of an object? “No, that ...