The most important cities for the ultra-rich, and what it might cost those places.
What Foursquare can teach us about how people use a city.
An international duo tries to ride the New York subway from end to end faster than anyone else.
In the municipal mascot department, it seems that North America can't compete with Asia.
A new film explores what we lose when light pollution cancels out the night sky.
A direct, if rude, way to attack America's obesity epidemic.
We have built a city up around them, but amphibians and mammals alike have persisted by genetically diversifying.
As iconic as anything above ground, these subway platforms leave riders with an added sense of the city they serve.
An artist offers up a cabin experience in the city as an experiment in bartering for space.
Also, Tampa is going to ban water pistols (but not real guns) from the 2012 Republican National Convention, and more.
Studies suggest city dwellers are meaner than their suburban counterparts. Here's what the researchers don't understand.
The Coolhaus truck serves up scoops with a modernist twist.
Plaintiffs allege the policy leaves black and Latino residents 'under siege in their own homes.'
New York and London top the list in a new ranking of 66 cities around the world.
Despite initial skepticism, a 6 ½ Avenue would merely legitimize behavior that is already happening.
How a newspaperman in Oklahoma City revolutionized downtown parking.
French photographers Lucie & Simon have cleansed major cities of their troublesome humanity, creating empty, dread-filled urban landscapes.
A new database corrals just about everything that's known about the 134 BRT systems in the world.
If Trayvon Martin had been shot by an officer, his killing wouldn't have sparked a national outcry. Why it's so hard to hold officers accountable for excessive force.