More than 40 percent of congestion delays occur during off-peak hours
How a variety of policies aimed at reducing the environmental impact of shopping bags are working
Houston and L.A. recently turned theirs off. Will others join them?
Organizations across North America are reclaiming a bounty of fresh fruit
A survey of 55 major U.S. cities shows big gains in many places, but plenty of regional variation
Santa Monica's new breed of mobile homes are stylish and sustainable
With cost estimates rising, a commitment of additional state funds for high-speed rail seems all but impossible
Urban communities represent the true economic geography
Which major U.S. cities provide the best, and worst, mix of playgrounds for their youngest residents?
Eight different ways to measure and think about what makes a city
The link between schooling and place isn’t going away any time soon