A small number of coastal cities get the bulk of the benefit.
Declaring public space smoke-free is becoming exponentially more common. Enforcing it is not.
Wrapped in steel and plastic and surrounded by strangers, public transportation can be as soothing as a night out with friends.
These maps track the movement of transit vehicles in various cities over the course of 24 hours.
Also, an Indian town tries to prevent adultery by taking away women's phones and Washington, D.C., stops being so uptight about booze.
The trickiest reuse challenge yet.
What began as a competition entry is now a two-family home in Northeast Washington.
Also in this Toilet Tuesday: researchers discover that men experience more "stress" than women when using public bathrooms.
The company's been banned or fined in pretty much every major American city, and now, regulators are trying to make it illegal across the U.S.
Next up: a rocket-propelled menorah?
Why do the bike paths of Virginia glow like rainbows pouring from the earth?
A fresh look at the most expensive cities from the Center for Housing Policy and the Center for Neighborhood Technology.
This urban economist would really like to know the answers.
Some unsolicited thoughts for the president as he replaces Ray LaHood.
You can buy and cancel your ticket with ease, but the railroad needs to upgrade more of its features.
The figure that's been cited lately seems a bit misleading.
What the latest Israel-Palestine conflict looks like on the ground.