How Do Touchscreens Work?

Ever wonder how your finger can magically control your smartphone screen? We explain in this episode of SciShow.

Hosted by: Michael Aranda
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Sources:

The coating that makes iPhones touch sensitive is running out

http://www.ti.com/lit/an/slyt209a/slyt209a.pdf
http://large.stanford.edu/courses/2012/ph250/lee2/docs/art6.pdf
https://www.newhavendisplay.com/app_notes/TPcompare.pdf
https://www.sparkfun.com/datasheets/LCD/HOW%20DOES%20IT%20WORK.pdf
http://www.microchip.com/design-centers/touch-input-sensing/touch-screen-and-touch-pad-controllers/technology/analog-resistive
http://arstechnica.com/gadgets/2013/04/from-touch-displays-to-the-surface-a-brief-history-of-touchscreen-technology/
http://www.gtouch.com.tw/products_panels_pcap.html
http://large.stanford.edu/courses/2012/ph250/lee2/docs/art6.pdf