What is infrared light? Here we will learn the story of William Herschel and how he completely by accident discovered infrared light. Infrared Radiation (IR) was .<br>Quantum laser pointers brings you the infamous double slit experiment right in the palm of your hand. In 1801 English physicist Thomas Young performed this .<br>A description of the experiment the Herschel did to discover infra-red radiation.<br><br>I borrowed this video purely for educational purposes, for my online Physical Science students. The original video can be seen at .
