Nerd Knowledge: How Do Touchscreens Work?

BY CHARLES BETZLER, HERALD WRITER Perhaps nothing is more ubiquitous than the touchscreen. From smartphones and tablets to ATMs and self-serve kiosks at McDonald’s, they are part of our everyday lives. Touchscreens were first developed in the 1960s by E.A. Johnson to help support air traffic controllers in the United Kingdom. However, it was not until […]
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