Chicago

Reuters/Lucy Nicholson

Is Rush Hour Expanding?

More than 40 percent of congestion delays occur during off-peak hours

Flickr user gsgeorge, licensed under Creative Commons

Descendants of the High Line

Four urban elevated railroad parks in progress

2010 File photo Associated Press/The Philadelphia Inquirer

Are Violent 'Flash Mobs' Really a Trend?

After two summers in a row of disturbing group violence in cities like Chicago and Philadelphia, authorities look at the intersection of technology, poverty, and race

Courtesy UrbanChickenConsultant.wordpress.com

Meet the Urban Chicken Consultant

A Chicago woman has carved a business out of teaching residents there how to raise their own backyard poultry

Photo by Flickr user functoruser, used under a Creative Commons license

The War on Red-Light Cameras

Houston and L.A. recently turned theirs off. Will others join them?

Flickr user: DaveFayram, Creative Commons

Is Bicycle Commuting Really Catching On? And if So, Where?

A survey of 55 major U.S. cities shows big gains in many places, but plenty of regional variation

A worker at the General Motors Cruze assembly plant in Lordstown, Ohio. (Reuters/Aaron Josefczyk)

Signs of Recovery in the Great Lakes

Manufacturing job growth rates in the region are looking up, but there's still a long way to go

Yuriko Nakao, Reuters

The 25 Most Economically Powerful Cities in the World

Most of the world's capacity for economic growth is centered in its metro areas. Which cities top the list?