Enlightening election maps from physics professor Mark Newman at the University of Michigan. Didn't know physics professors cared about the same stuff I did.
Anyway, the point of the maps: all that land colored red looks good on TV, but the problem is, not too many people live on it.
A cartogram of county-by-county results, in which the space each county takes on the map is adjusted according to its population size:
Why did Obama win? In most parts of the country, the counties that are growing are also becoming more liberal. And so Obama wins in unlikely states such as Indiana and North Carolina.
See the rest of the maps here.