What are/what causes those morphing psychedelic patterns when you close your eyes?
In: Biology
Fun bonus fact the little shapes that you see when you kind of squint your eyes on a sunny day are bacteria.
They are called phosphenes. Phosphenes can be directly induced by mechanical, electrical, or magnetic stimulation of the retina or visual cortex, or by random firing of cells in the visual system. https://en.wikipedia.org/wiki/Phosphene
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