Aurora explores the visual beauty, ancient myths and science of the northern lights and challenges the popular theory of how the lights are formed. Plasma physicist Melanie Windridge explains this extraordinary and evocative phenomenon, a scientific marvel unlike any other in which the powers of astronomy, geology, magnetism and atomic physics combine to create one of the wonders of the natural world. As Melanie travels in search of the perfect aurora, she uncovers the scientific realities of this plasmic phenomenon full of natural power. She combines the science behind the lights with a fascinating travelogue as she pursues the aurora across the northern hemisphere - from the Arctic Circle to Scotland.