When you are scared, you produce more earwax!

When you are scared, you produce more earwax!

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The retinas inside the eye cover about 650 square mm and contain 137

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While reading a page of print the eyes do not move continually across

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If the human eye was a digital camera, it would have 576 megapixels

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Heterochromia is the medical term for having two different colored eyes

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The heart is the only muscle which doesn’t take its signal from the

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Although the exact amount has not been agreed upon, scientists generally