With terrible consequences.
The concept has made neighborhoods safer and more social. Can't it make cities a little greener too?
That person you often see on the bus? Scientists are pinpointing exactly how often you're running into them.
Even around 1918, the public-transit system in New York was fairly robust.
Two years of consensus-building led to a celebration, not a protest.
Not only do we now own fewer cars. We're also driving each of them less.
A glimpse at the risks Palestinians take to get to work in Israel.
In Tampa, an innovative idea called "bus toll lanes" could pad the farebox with road revenue.
The so-called "X line" subway route could carry some 76,000 riders a day through the outer boroughs.
Adelaide's Tour de Work has gotten at least 1,633 people to cycle to the office.
Injuries to pedestrians on their cell phones have climbed steadily since 2005, according to a new study.
Mark Aesch brings a private-sector mindset to public transportation — and so far it's working.
In this unusual visualization, America's steady user rise is shown as a sea of swollen red discoids.
Is Miami going down the walkability path? Developers of The Centro, a downtown housing complex, are banking on it.
Officials describe an "apocalyptic" scene in Brétigny-sur-Orge, just 12 miles south of the city.
We need to reinvent these things, not make them prettier.
It helps cities cut car ownership, and it might even support a broader transit network.
A New York City police officer struck and killed a pedestrian in Brooklyn last weekend. Will there be charges?