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Networks:
Watch Providers:
JustWatch makes it easy to find out where you can legally watch your favorite movies & TV shows online. Visit JustWatch for more information.
The exquisite sensitivity of touch cells in the human skin makes it possible for us to discriminate with precision the slightest changes in texture and pressure, but how the electrical impulses we receive are converted into sensation remains a mystery. NOVA explores the hidden meaning and extraordinary power of human touch.