This is Hurricane Sandy as she appeared in a wind map by the folks at HINT-FM on Monday evening, when the eye of the storm was just below Philadelphia. To see a current view of the storm in motion, go here. [readon]
An invisible, ancient source of energy surrounds us—energy that powered the first explorations of the world, and that may be a key to the future. This map shows you the delicate tracery of wind flowing over the US.