Is The Namib Desert 'Fairy Circles' Mystery Finally Solved?

Similar to the giant crop circles that sporadically appear in different parts of the world, strange grass circles that mysteriously emerge in South Africa's Namib Desert have dumbfounded both locals and scientists for many years. Measuring between 6 - 40 feet across, each 'fairy circle' is outlined by a ring of vegetation taller, than the surrounding grassland.