And how it got that way.
A new Tumblr documents NYPD vehicles obstructing the city's much-vaunted dedicated bike infrastructure.
"You're going to have accidents," says New York Police Commissioner Ray Kelly.
Brutal honesty from New York City's planning director.
Lessons from the Great Flood of 1993.
The Montréal company that supplies bicycles and docking stations for major U.S. cities is suffering from major cash flow issues.
A stabbing attack in New York's Riverside Park acts as a reminder about the way cities really work.
When the question is framed in terms of safety, there's plenty of agreement.
Baltimore's neediest students often struggle to find transportation and afford things like uniforms.
And educators need to figure out ways to encourage social mixing opportunities among students.
One of New York City's busiest streets doesn't have a full bike lane. The other night, some cycling advocates took matters into their own hands.
Brooklyn CSA+D connects people interested in collecting art at a reasonable price point with artists who want their work to find a home.
When I was growing up, the threat of nuclear attack was always in the background. Now it's mass shootings.
Unstructured time allows children to develop creativity and empathy. But too often, it's missing from the schedule.
Researchers have found evidence that strong social ties may be just as important as not smoking.
4,000 people each year are killed or injured in these accidents. Could a change in the law make it a little easier to catch the perpetrators?
It happened last week in the Maspeth neighborhood of Queens.
No, Jennifer Maravillas is not crazy. But she does walk the streets picking up interesting pieces of trash.
The secret to the Democratic mayoral frontrunner's success is all about the current emotional state of New Yorkers.