Recent content by Hedwig

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    Medical Opponent process theory: why do I see green after looking at white?

    My first thought is that you are seeing green in response to red; the eyelids are very thin and full of blood vessels, so if you close the lids while strong light is shining on them, you may be aware that the darkness under the lids is red-tinted if you have the eyes positioned as if to see (not...