National Geographic goes inside the eye of the superstorm Hurricane Sandy to explore why it happened and how it could happen again.   Weaving together user-generated stories from those who rode out the catastrophic storm first responders weather experts and storm chasers Superstorm 2012 explores the mammoth and merciless wake that caused fatalities and paralyzed life for millions of people.  Find out in depth how this storm - dubbed a "Frankenstorm" by some media - developed and grew as National Geographic examines the science behind its extreme forces and digs further into the unpredictability of nature's fury and its devastating consequences in the 21st century.