Have you ever found yourself in an argument with a friend and wanted to know once and for all if they were telling the truth? Lucky for you, 17-year-old Dante Roumega has created a simple lie detector using an Arduino.
This system works by measuring an individual’s galvanic skin response, which is a fancy way of saying their conductivity. The basis for the project is that our skin changes its conductivity depending on how we feel, particularly following an evocative question.
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