What knowledge have you gathered about purple lightning? I have just had a very vivid experience that I would like to tell you about. - Quora

Answer: I think what you are referring to is a weather phenomenon known as “Saint Elmo’s Fire”. The phrase was coined by ancient sailors’ for their patron saint. They considered it a sign of good luck, when the blue electrical chages appeared on their masts. It can be dangerious to mariners, sinc...