Episode five took viewers on a journey through the history of what humans have discovered about the many variations of light and how looking at an image through different forms of light can reveal previously un**ticed details
The episode walked viewers through Isaac Newton's discovery that white light from the sun is actually made up of a multitude of colors, William Herschel's discovery that light carries colors human eyes can't see, and more. It ended with an example of light the eye's pupils can't detect, showing an image of New York City through x-ray, gamma ray, ultraviolet and other forms of light. Read more...