The End of Night: Searching for Natural Darkness in an Age of Artificial LightStreetlamps, neon signs an ever present glow that has changed the natural world and adversely affected our health; Paul Bogard illuminates the problems caused by a lack of darkness. We live awash in artificial light. But nights natural darkness has always been invaluable for our spiritual health and the health of the natural world, and every living creature suffers from its loss. Paul Bogard investigates what we mean when we talk about darkness. He