What would we do if a nuclear weapon was detonated in Washington, and the US government suddenly disappeared? What would we do if a terrorist organization announced that it had concealed nuclear weapons in ever major western city and ...

2012 came and went.  The world prepared itself for impending disaster--and nothing happened.  Or so it seemed.  But by 2020, energy from a supernova is disrupting the sun. Solar storms ravage the globe with unprecedented ferocity,...