ELI5, why do we see different colours and patterns when we close our eyes, or even put pressure on closed eyes?
In: Biology
Because your eyes secretly have circles crosses and gridlines inside them
Trust me, just look at your eyeballs
Optometrist here. I think what you’re describing is a phenomenon we call a phosphene. Simply put, mechanical pressure on the eye stimulates the retina in a similar way to visual stimuli.
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