It may only be skin deep, but it does some pretty fantastic jobs! Thousands of dollars and hundreds of hours go into designing space suits that will control the environment around an astronaut - almost like a second skin. But even the most technologically advanced space suit is nowhere near as complex or efficient as the special suit it is designed to cover - that engineering master piece, the human skin. The skin, the body's largest organ, is a most marvelous invention. It is also the only organ that comes directly in contact with the environment and so has the great responsibility of protecting the other organs as well as itself. Let's zoom in for a closer look at your amazing skin.
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