Cities in the South and the West are leading the urban influx.
An interactive time capsule to all 116 New York City neighborhoods, from 1943.
The population of a given metro area affects airline travelers more than you might think.
Sizing up the global clout of U.S. cities.
The majority of China now lives in cities
Geographer Joel Kotkin says the bigger problem is low birth rates in developed countries
A website chronicles the stories of a deserted town in a 'scrapbook with superpowers'