When the Apocalypse Throws You Back in Time

When we try to imagine the world after an apocalypse, we often end up thinking of a particular era from history. It's not surprising — because the end of the world as we know it often means we'll lose a lot of the fruits of progress. People often talk about bombing someone "back to the Stone Age," for example. » 5/24/12 3:00pm 5/24/12 3:00pm