Aurora Borealis, more popularly known as the Northern Lights, was a source of superstition in the Middle Ages. This dazzling spectacle, which is accompanied by whispering sounds, put the fear of God into those who didn�t know that this was simply one of nature�s grand shows. Many heathen attributed the phenomenon to the incomprehensible ways of the gods. Today we know better. Every 11 years, the amount of particles emitted by the sun is at its highest level, as is the case this yea...