They’re in your phone, TV, car headlights, remote controls—even traffic lights. LEDs (Light Emitting Diodes) are everywhere. But how do these tiny components turn electricity into light? In this video ...

This video explains how LEDs (Light Emitting Diodes) function and why they are widely used in modern lighting and electronic displays. LEDs convert electrical energy into light through the movement of ...

Once upon a time, the cathode ray tube was pretty much the only type of display you’d find in a consumer television. As the ...