When to See the Northern Lights From the Continental U.S. This Week
by Stephen Johnson from Lifehacker on (#6G5PZ)

Out on the surface of the sun, a huge geomagnetic storm raged this weekend, causing Coronal Mass Ejections (that is, solar flares) to hit earth. There's nothing to worry about (yet) according to scientists-solar flares hit earth all the time-but the strength of this rare event will provide many in relatively southern...