If you've ever been alone in the dark for an extended period of time, you know the phenomenon: out of the darkness, an imaginary light show appears and dances around the blackness before your eyes. If you haven't had this experience, it might sound like a scene from a weird sci-fi flick. But it's a real psychological phenomenon, and it's called the prisoner's cinema.
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Key Facts In This Video
Phosphenes are the result of your visual system being fooled in some form or fashion. 00:34
You can produce phosphenes by passing an electrical field by your occipital lobe or placing electrodes near your optic nerve. 01:31
You see stars when someone hits you on the back of your head because that stimulates the occipital lobe. 02:14
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