From the time you get up in the morning until you go to sleep at night you see many things. You see computer graphics, sunrises and sunsets, a blue sky with white clouds, sparkling stars, maybe even a rainbow or two. You look into the mirror to make sure you are presentable. You see a beautiful diamond ring on the finger of some lady. But did you ever stop to think that when you look at any of those things what you are really seeing is light. Light that somehow has left those objects and reached your eye. Because the truth is the only thing your eye can really see is light.

Light is an amazing phenomenon. It is the fastest entity in the universe traveling 186 thousand miles a second. It comes in a variety of sizes, frequencies and energies, on a continuum known as the electromagnetic spec…