The first blue-eyed person is said to have lived 6,000-10,000 years ago.

The first blue-eyed person is said to have lived 6,000-10,000 years ago

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80 percent of all learning comes through the eyes

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Your body is around 70% water

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In a single second, it’s possible to blink five times

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Each individual eye contains 107 million cells and all are light

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The farthest you can see with the naked eye is 2. 4 million light years

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Out of all the muscles in your body, the muscles that control your eyes