Purple is a combination of wavelengths from opposite extremes of the spectrum, which technically deosn’t make any sense, but ...

Scientists have discovered that purple, a color not found on the light spectrum, is a brain-created illusion when red and blue light combine.

That same brick red is usually found on the track, but in Paris, the Olympic committee decided to switch it up. In an Olympic first, runners compete on a surface marked by two distinct shades of ...