| occrider |
| Hehe I actually remember back to my biology days and know how this trick works. Basically each eyeball has an optic nerve that connects your eyeball to your brain. The spot where this nerve is connected to the eye doesn't contain any rods or cones. Therefore we effectively have a blind spot in each eye. The reason why we don't notice it is because each eye covers the blind spot of the other one. I think ... |
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