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

While violet hits your eye with a specific wavelength, purple only exists in your perception — a clever construct built from ...

Popular Mechanics reports that purple is a “pigment of your imagination”: The human eye doesn’t actually see purple.

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

Birds-of-paradise are a stunning example of naturally occurring bright colors, and we’re not talking about the flowers.

You can make the case that none of them are in true color. But then again, if they were, they’d be unable to reveal the true nature of objects emitting or reflecting various kinds of otherwise ...