The method recently worked in an experiment that analyzed Chicago crime, but privacy questions abound.
Happy St. Patrick's Day.
Very few people in Boston are uninsured, but there are huge swathes of them all over Dallas.
CNN's Chicagoland manages to capture the drama of running a city.
How U.S. cities stack up economically worldwide.
The Ashland BRT line has become a referendum on the city's evolution.
BRT plays to the advantages of density, allows transit to thrive, and connects people to jobs.
Construction of the tallest tower in the western hemisphere ground to a halt in 2008. But it may be back on track, thanks to a new deal.
Low-wage black workers have longer commutes than whites traveling to the same kinds of jobs.
The expanding sheet could set a modern record for coverage.
Street grids of necessity.
Chicago is ugly. Chicago is real. Chicago is a place of magic and mystery.
Antimicrobial elbow patches, jackets with high collars, pole gloves — it's all here.
They say they're trying to protect riders.
They reveal art underneath.
Farmer's Fridge sells fresh, swanky salads out of recyclable jars.
Comparing the Motor City's manufacturing woes to the rest of the region.
Officials want to turn Pullman, America's first company town, into a historic hotspot for tourists. Will they come?
The village of Long Grove considers privatizing its public streets.