Is Your Red The Same as My Red?
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Hey, Vsauce. Michael here.This appears blue. This appears yellow. And this appears green. Those of us with normalcolor vision can probably agree. But that doesn't change the fact that color is an illusion.Color, as we know it, does not exist in the outside world, beyond us, like gravity orprotons do. Instead, color is created inside our heads. Our brains convert a certain rangeof the electromagnetic spectrum into color. I can measure the wavelength of radiation,but I can't measure or observe the experience of a color inside your mind.So, how do I know that when you and me look at a strawberry, and, in my brain, this perceptionoccurs, which I call "red," that, in your brain, a perception like this doesn't occur,which you hav...
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Hey, Vsauce. Michael here.This appears blue. This appears yellow. And this appears green. Those of us with normalcolor vision can probably agree. But that doesn't change the fact that color is an illusion.Color, as we know it, does not exist in the outside world, beyond us, like gravity orprotons do. Instead, color is created inside our heads. Our brains convert a certain rangeof the electromagnetic spectrum into color. I can measure the wavelength of radiation,but I can't measure or observe the experience of a color inside your mind.So, how do I know that when you and me look at a strawberry, and, in my brain, this perceptionoccurs, which I call "red," that, in your brain, a perception like this doesn't occur,which you hav...
