Heading for the Holidays
There are astronomical reasons for the similarities among celebrations this time of year. Despite differences of culture or religion, there are common elements because we share a world. Here in the Northern Hemisphere, we are on the verge of winter, with days growing shorter until the solstice turns the tide. We have a sense that we are going down into darkness, and that has influenced our holidays. Winter holidays, and those of late autumn, tend to be about light, family and tradition. Winter holidays are about making it through to the next Spring. As days grow short, we crave the light. Twinkling bulbs, flickering candles or roaring fires all remind us of brighter days and make the darkness a little less bleak. Even the use of gold and silver in holiday decorations may be an unconscious attraction to the glints of light they reflect. We also recognize that the cold, dark months ah...