Brain And Vision: How Two Cyclops Eyes Create One Clear Picture

We have two eyes and each differ in their optical properties - you can easily tell by placing a hand over each and seeing the difference. As a result of the fits and starts and do-overs in evolution that got us eyes, our vision system results in a blur projected in each retina and then the visual system calibrates itself to give us a clear picture. In the past, researchers had people where glasses where images were upside down. Eventually, our brains compensated and the images were correct - until people took off the glasses.  read more

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