Did you know? At the end of #StarWars: #TheRiseofSkywalker, Rey’s new lightsaber cycles through the colors green and blue before igniting as a yellow bladepic.twitter.com/ESlOjiRVNO
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"Primary colors" are a feature of how your eyes work, not how the world works When you see the color yellow it could be an equal amount of red and green light hitting your eyes or actual yellow light (which is between red and green on the spectrum)
Your eyes can't tell the difference but it is different
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