The company's bike-sharing systems are in place in cities all over the world. So what happens next?
The city begins enforcing a new Illinois law today.
Running the numbers on a proposal to separate the Great Lakes and the Mississippi River.
An escaped chunk of the Polar Vortex caused this weird-looking mass emanation of vapors.
The train ride from hell.
A federal judge ruled it illegal to have a blanket prohibition on gun stores operating in the city.
This outdated tradition may cause new mayors more headaches than its worth.
As bicycling gains in popularity, more cities will have to confront the question.
Which cities attract the most people, and what kinds of communities are losing them.
Thomas M. Menino leaves his successor with a particular problem.
Car culture may not be making us sick. Cities aren't necessarily healthier than suburbs.
Homicides in Chicago are way down.
And other eye-popping comparisons.
The very public mourning of another lost season.
How highway interchanges become beautiful color-coded open-source maps.
A different way of measuring what we spend on housing.
"I don't have to work seven days a week here to pay the bills and do what I want to do."
Yet it's being hailed as a victory for transit-oriented development.
Ten years after the Cicero riots came an award-winning film called The City of Necessity.