"Everybody's an informant."
The $9 million Bloomberg Philanthropies contest also awards innovations from Chicago, Houston, Philadelphia and Santa Monica.
Cory Bortnicker takes a humorous approach to enforcing sidewalk etiquette.
And the fungal communities are quite different from what's found in the city's parks.
A seasonal tribute to New York City.
A community bands together to call for change, but it's not clear what exactly needs to be done.
Join in as we discuss how far city governments can go to push people to protect their health.
The NYPD is replacing the term "accident" with the word "collision," a change that underscores a new approach to bike and pedestrian fatalities.
The law was set to go into effect tomorrow.
Slow commute? No problem.
Many low-income homes and apartment buildings are still dealing with significant damage.
What could you change in your community if you just knew more about it?
"You always hear that information is power, and in this case it really is."
People from Oklahoma City to New York will get to gawk at the fuming iceball at last, which could be bright enough to see with the naked eye.
Mayor Bloomberg's other legacy: a homelessness crisis.
What I learned playing America's most realistic family entertainment war game.
The BUILD Act is designed to help local governments and other entities clean up and revitalize brownfield sites.
CityScan uses street-mapping technology and public records to find hidden violations.
A legendary document brought to the masses.