The Northern Lights look magical in the night sky, but magic isn't what causes them--it's science! Readers explore the scientific principles behind the aurora borealis in this accessible look at a beautiful example of science at work in the natural world. The simple, straightforward text answers readers' questions about the Northern Lights, and vibrant photographs show this natural phenomenon in all its glory. This helpful, engaging resource promotes independent reading and supports elementary science curriculum concepts. It also invites readers to stay curious when it comes to the natural world around them.