In our last post, we learned that thermal cameras see heat (Infrared or IR energy)  that's completely invisible to the naked eye. But once the camera module detects that heat, how does it turn that raw data into a useful, colorful image? Let's dive into the fascinating world of thermal palettes , the ultimate goal of color, and the surprising way this clever technology became a hero during a global health crisis! 1. From Heat to Hue: Why We Need Color Color is a Data Visuali