Topic

vision

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Ultra realistic editorial illustration of a close-up human eye mid-blink

HUMAN BODY

Why Does the Eye Blink?

eyeblinking

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Aerial view of the Great Wall of China winding through mountainous terrain

One of the most repeated myths ever

Can You See the Great Wall of China from Space?

The Great Wall of China is not visible from space with the naked eye. It is too narrow. Multiple astronauts, including Chinese astronauts, have confirmed this directly.

great wall of chinaspace

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