Understanding How Capacitive Touch Screen Works   About This video is from a student preparing for?Final project for PHY 12 at Tufts, fall semester 2015. Video Transcripts Have you ever wondered how the touchscreen on your phone or laptop works? We're here to explain! These devices use capacitive touch sensors with property of capacitance to detect a conductive object like your finger when it touches the screen. Before we can explain what a capacitive touchscreen display is, you need Read more [...]