The air is so bad, cyclists have taken to creating their own breathing contraptions just to get by.
What was once popular opinion – and public policy – in San Francisco could soon be the national norm.
The 1994 Assault Weapons Ban had important, positive effects that were just beginning to take root when it expired in 2004.
The city's push for transit-oriented development has paid off, according to a new report.
Georgia's state senate just declared that it, not its neighbor to the north, controls part of the Tennessee River at Nickajack.
We've teamed up with the New Cities Foundation and Google to award $5,000 to the best new urban app from around the world.
Arizona wants to tie bathroom access to birth certificates; scientists sound warning about pit latrines; a municipal government does BYO toilet paper.
The 10th in our series exploring the class divides across America's largest cities and metros.
And what if it's not other people who live there?
The mayor of Brazil's largest city pledges to stop the carnage. Will it work?
Author Moses Gates on what we should be able to access.
Today marks the end of roughly 75 years of on-again-off-again road closures in a suburb of San Francisco.
An underpass with a forehead-level concrete ceiling seems designed to knock out Chinese citizens.
A few of the 886 proposals from the Knight Foundation's latest open government news challenge.
London and New York continue to top the list of global financial centers.
A week-long parade, featuring wooden sculptures of the Passion
No awkward bending over necessary.
All Aboard Florida, a passenger service planned for the Orlando-to-Miami corridor, may soon find out.
A new twist on property rights, in a suburb outside of Washington, D.C.