Could better software change how police departments find fugitives?
See if you can spot all the different light sources in this International Space Station image.
You won't find better old cityscapes than the ones in this Library of Congress collection.
North American cities are producing substantially less wealth per ton of greenhouse gas emissions than their European counterparts.
The lightning pace of world urbanization is on display in these animated GIFs of Chicago, Dallas/Fort Worth, Hong Kong and other exploding metropolises.
Artist Matthew Picton evokes specific historical events or time periods with the art, text, even paper he chooses to use.
This image was taken right before a huge tornado hit the Dallas/Ft. Worth area, killing at least six people.
The Bush Presidential Center will include a library, museum, and think tank.
Spend a moment sitting in the shoes of Bucharest.
What will happen to empty-nesters when no one wants their nests?
The latest installment in our series mapping the class divides in America's cities and metros.
One civil engineer believes trip capacity will increase if cities turn to two-way streets.
Monday brings an awkward mix of grief and preparation.
Homicide rates have fallen significantly in some places. Does economic development deserve the credit?
So far there are only three of them in the U.S. The rest of us are still working on it.
Warning: Ahead lies profanity, chair throwing and INSANE DEALS!
The United States is not just as a single national economy but a collection of city and metro economies, and they're growing at starkly different rates.
Just five metro areas move nearly 40 percent of all U.S. international passengers.
One in seven young Americans are neither working nor going to school.