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How do touchscreens work?

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Ever wonder how your finger can magically control your smartphone screen? SciShow explains.



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Additional references
How do touch-sensitive screens work? - MIT School of Engineering
Projected-capacitive touch technology - Stanford University

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Cynthia Silva
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Princeton, New Jersey, United States
04/27/2018 • 
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About TED-Ed Best of Web

TED-Ed Best of Web are exceptional, user-created lessons that are carefully selected by volunteer teachers and TED-Ed staff.

Meet The Creators

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