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

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

Scientists have detailed the one popular color that doesn't 'exist' and the strange reason why we still see it.

Ultraviolet (UV) light can severely damage the eyes, contributing to conditions such as cataracts, photokeratitis, and age-related macular degeneration. UVA and UVB rays are particularly harmful ...