Sprites (Wikipedia): “Sprites are large-scale electrical discharges that occur high above thunderstorm clouds, or cumulonimbus, giving rise to a quite varied range of visual shapes flickering in the night sky. They are triggered by the discharges of positive lightning between an underlying thundercloud and the ground.”

Click on the image above to see some outrageously fascinating images from Jason Ahrns. Also – check out his blog for more information about columnar sprites and more …