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  2. Color vision - Wikipedia

    en.wikipedia.org/wiki/Color_vision

    These spectral colors do not refer to a single wavelength, but rather to a set of wavelengths: red, 625–740 nm; orange, 590–625 nm; yellow, 565–590 nm; green, 500–565 nm; cyan, 485–500 nm; blue, 450–485 nm; violet, 380–450 nm. Wavelengths longer or shorter than this range are called infrared or ultraviolet, respectively. Humans ...

  3. Synesthesia - Wikipedia

    en.wikipedia.org/wiki/Synesthesia

    Most synesthetes see characters just as others do (in whichever color actually displayed) but they may simultaneously perceive colors as associated with or evoked by each one. Synesthesia ( American English ) or synaesthesia ( British English ) is a perceptual phenomenon in which stimulation of one sensory or cognitive pathway leads to ...

  4. Color psychology - Wikipedia

    en.wikipedia.org/wiki/Color_psychology

    Color psychology is the study of colors and hues as a determinant of human behavior. Color influences perceptions that are not obvious, such as the taste of food. Colors have qualities that can cause certain emotions in people. [1] How color influences individuals may differ depending on age, gender, and culture. [2]

  5. What colors can cats see? Here's how your pet perceives the ...

    www.aol.com/colors-cats-see-heres-pet-110109011.html

    From velvety purples to fiery reds, many people can see a spectrum of vivid colors via the human eye. Others, however, may have limited hue perception due to certain conditions.

  6. Tetrachromacy - Wikipedia

    en.wikipedia.org/wiki/Tetrachromacy

    The four pigments in a bird's cone cells (in this example, estrildid finches) extend the range of color vision into the ultraviolet. [1]Tetrachromacy (from Greek tetra, meaning "four" and chroma, meaning "color") is the condition of possessing four independent channels for conveying color information, or possessing four types of cone cell in the eye.

  7. Fact check: Photo of a sneaker does not reveal which side of ...

    www.aol.com/news/fact-check-photo-sneaker-does...

    A 2017 image of a sneaker that recently resurfaced falsely claims to show which side of your brain is more dominant depending on the color you see.

  8. Trichromacy - Wikipedia

    en.wikipedia.org/wiki/Trichromacy

    Trichromatic color vision is the ability of humans and some other animals to see different colors, mediated by interactions among three types of color-sensing cone cells. The trichromatic color theory began in the 18th century, when Thomas Young proposed that color vision was a result of three different photoreceptor cells .

  9. Can dogs see color? The truth behind your pet's eyesight.

    www.aol.com/dogs-see-color-truth-behind...

    The human brain and eyes process light into color, allowing us to take in various shades of the rainbow.Our furry friends, however, do not see quite like we do. When you're out for a stroll with ...