Self-described "map geek" Eric Fischer uses urban data to make some of the web's most intriguing spatial images.
Jakarta bests New York and L.A. as well as Tokyo, London, and São Paulo, according to a recent study.
The dance of the "Human Theaters."
When designed the right way, a BRT line can be a smart alternative to more expensive modes of public transit.
Groundwater pumping and rising sea levels could leave millions flooded out of their homes.