A start-up called Urban Engines believes data analysis and commuter lotteries can help cities reduce congestion.
A totally optimized taxi network would produce 40 percent fewer trips.
Yes, including the word "urbanism."
Which cities attract the most people, and what kinds of communities are losing them.
Even in an era of cheap, digital communication, most of us are still talking to our neighbors.
If only temporarily.
Pollution defeats the surveillance state.
With the right rules, it might just make life better.
The Center for Urban Science and Progress wants to study city problems — and to solve them.
Metros across the world don't speak the same language. But maps can.
In Instagram photos.
Oyster-card data reveals both stark patterns in commuting behavior and land use.
Researchers train an algorithm to tell us why Paris looks like Paris.
What do 1.6 billion mass transit trips through the city look like?