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SOIL employees outside the treatment plant. Port-au-Prince, Haiti, from "Human: The World Within"

Science & Nature

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Science & Nature

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Explore the incredible universe inside each and every one of us. An examination of diverse personal stories from around the world reveals how our lives, passions and goals are powered by the amazing systems that define our biology as a species.

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Engineering Lost Function Inside the Body

2:45

Engineering Lost Function Inside the Body

Jason is the only person with a prosthetic arm able to sense feeling in the brain.

2:08

Blood Vessels and Circulatory Movement

Human bodies are designed to move in order to circulate blood and nutrients to every cell.

2:46

Proprioception - The Sixth Sense

Proprioception allows us to recognize where our bodies are physically exist in space.

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Watch this show and many more anytime, anywhere on the free PBS App.

Watch this show and many more anytime, anywhere on the free PBS App.