This is what it looks like when hundreds of thousands of people stand still at the exact same time.
Dispatches from the imagination of transportation engineers.
Case studies from cities that have done it well.
Behold the train-ferry for car commuters, and one of the craziest transit ideas we've ever seen.
How to get where you're going by foot, by car, by transit and bike, all on one map.
We can now simulate the effects of earthquakes, traffic jams and population expansion. From every angle.
We're looking at you, erratic lane weavers.
We're going to get a windfall of gun research thanks to Obama's new policy. Here's what we want to know.
Boston's commuter rail embraces the next big convenience in mass transit.
A researcher argues that cities could make up the revenue and control parking demand without all those hated citations.
Personal Rapid Transit tries for a comeback.
The National Highway Traffic Safety Administration has decided that they do.
St. Etienne's Oakoak finds inspiration in crumbling infrastructure.
Amsterdam never stood a chance.
Google Earth could help quantify urban gardens much better than advocates on the ground.
A new report details the $450 billion annual federal investment in what gets built in America.
Two Chicago communities with similar stories see vastly different outcomes.
Traditionally stingy with new growth, the city appears to be on the cusp of a major construction cycle.
Climate change-related heat waves and intense storms are projected to hit Eastern U.S. cities especially hard.