The shift from close-in spaces to far-flung outposts like Denver International reflects changes not only in travel, but in the culture.
One photographer lines up images of Dallas on its darkest day with his own photographs from today.
It's 400 feet tall, and sunlight-responsive.
Major urban areas are magnets for the uninsured, and the state politicians who turned down the Medicaid expansion are not the ones who will pay to treat them.
The perfect gift for the urban farmer who's trying to alienate loved ones with dumb purchases.
California is on its way, and the Midwest, the Northeast Corridor, and Texas all have plans of their own.
With millions of fans driving to stadiums every week, is it more dangerous to take to the road after a football game?
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.