Suddenly EMP is looking more real. Granted the sun is always a possibility but that's in the same odds range as Yellowstone going off in our lifetime. Things changed yesterday after the North Korea ICBM test with a range that could hit Chicago, according to some. Even if they are wrong, it won't be long until Kim Fatso can drop one on Denver.

There is so much schlock in the preparation book world that it's hard to sort the wheat from the chaff. I know "One Second After" is the classic book on the subject but it's almost a decade old. What are fairly recent, well-researched books that are worth reading?