A light-colored object on a dark background appears larger than a dark object on a light background, until recently, no one knew why. Now, a study suggests that a difference in how the brain's cells respond to light and dark could explain the illusion.
A light-colored object on a dark background appears larger than a dark object on a light background, until recently, no one knew why. Now, a study suggests that a difference in how the brain's cells respond to light and dark could explain the illusion.
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