They don't cut down on traffic or make travel faster, and they should be replaced.
Think the battle between drivers, cyclists, and pedestrians is ugly now? Wait until engineers start designing intersections for computers instead of people.
Mapping inequality across U.S. metros.
A brief history of bus thieves from World War II to Darius McCollum.
Zipcar ranks U.S. cities on innovation, sustainability, and creativity.
The MTA just released new pictures, and they are quite post-apocalyptic.
Attention, media: Please stop writing about bus-roof gardens as if they could actually exist in real life.
The best responses to this week's The Big Fix.
The often subtle (and occasionally lucrative) art of expressing city pride, via t-shirt.
A new book offers case studies and tips on creating quick and effective urban interventions.
Scenes from Chernobyl's ghost town.
The political scientist forever changed community policing and neighborhood safety practices.
A modest-sized home makes a bold statement in this South Korean neighborhood.
Mixed-use, mixed-income neighborhoods can improve quality of life for the urban poor.
That's the question in Miami, where a design firm has created a temporary pop-up park, complete with sod and seating.
A new study finds "unintended political consequences" of HUD's program to place poor families in higher-income neighborhoods.
The Parklands will transform stalled developments and vacant farmland into an ambitious park system.
High-paid knowledge, professional, and creative class occupations will add roughly 7 million new jobs by 2020. Here's where you'll find them.
Billions of dollars in investment have not helped Newham, the borough that will host London's Olympics.