Pink Is Not a Color of the Spectrum
No single wavelength of light is pink, so the brain constructs it by mixing red and violet.
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Couleurs30 vues
Mantis Shrimp Have 12 to 16 Types of Color Receptors
Humans have only three, though the mantis shrimp's vision may not be better at telling colors apart.
Couleurs37 vues
Purple Dye Was Once Worth More Than Gold
Tyrian purple was made from sea snails and reserved for royalty.
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Isaac Newton Split White Light With a Prism in 1666
He identified seven colors in the spectrum.
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Humans Can Distinguish About a Million Colors
Most people have three types of cone cells in their eyes.