There are so many ways the world could end, even in the next year, that it's impossible not to fantasize about some of them, some of the time. The question is, what do you do with these apocalyptic thoughts? It seems to me there are two basic choices.
Lewis Dartnell is an astrobiologist in England who wants to help you save the world after civilization collapses. To that end, he's written a book called The Knowledge: How to Rebuild Our World from Scratch. It's the one post-apocalyptic guide you'll ever need. We've got an excerpt.
London is a crazy mixed-up city, navigation-wise. It's so hard find your way around that when taxi-drivers learn to, they say they've Acquired The Knowledge. And now scientists say The Knowledge actually changes drivers' brains.