Walk Score rolled out new heat maps for the 2,500 largest American cities, providing a quick way to get a sense of where cities are most walkable.
Newly elected Republican leaders may be blocking passenger-rail plans in Wisconsin, Ohio and New Jersey and wishing it were the 1950s in Congressional transportation planning, but at least we're doing better than Moscow.
For young urban advocates in Washington, D.C., change is good. Their elders, traumatized by the 20th century, have trouble looking forward.
If renters aren't staying and landlords aren't paying utility bills, who pays for home-energy improvements?
Are McMansions going the way of the Hummer? Not entirely, Kaid Benfield suspects, but he does think demand for them is dropping.
President Obama's proposed high-speed train system will be replaced with a fleet of buses that will rocket along highways at speeds up to 165 mph (according to The Onion).
In China, peddlers who pedal sometimes improve poorly planned streets.