Tech

CityFixer
Flickr/zigazou76

Are Crime Cameras Really Worth the Money?

Cities spend millions on high-tech systems. But after decades of research, we still don't know whether they work

Reuters

How Twitter Proves That Place Matters

Social networks haven't replaced proximity - they just reinforce the importance of being near your friends and co-workers

Reuters

BART's Gamble on Safety Over Cell Phones

New policy outlines when the San Francisco transit agency can interrupt wireless service in underground stations

Blueseed

A Floating Silicon Valley for Techies Without Green Cards

A new business wants to provide immigrants a home off the cost of California

CityFixer
Reuters

Why Your Water Bill Must Go Up

America's water infrastructure crisis is going to get a lot worse—and a lot more expensive—before it gets better

Reuters

An Eye on Cyber­attacks on Critical Infrastructure

A recent hacking scare at an Illinois water district should have cities taking notice

Maps

Infinite Manhattan

Imagining New York's street grid applied to the entire world

Reuters

Could London Become the Tech Capital of Europe?

The city used to struggle to keep its start-up talent. Not anymore

Robert Kyllo/Shutterstock

Gigabit Cops

A high speed network is changing and augmenting police work in Chattanooga

Flickr/Alastair Rae

Mongolian City to Build an Artificial Glacier for Air Conditioning

An enormous ice sheet will emit cool air that will be pumped through the city of Ulan Bator

Reuters

White Roofs Cool Cities More Than Trees

Reflective roofing programs may also be a vast deal more effective than green ones

Flickr/K_Gradinger

America's Best Clean Water Cities

Philadelphia has the nation's best practices according to a new report from the NRDC

Reuters

Are Road Use Fees Just Too Creepy to Work?

Paying for roads based on usage makes intellectual sense, but so far drivers are unconvinced that tracking their movements would ever be OK

Vanguard Defense Industries

Drones on the Force

Unmanned aerial vehicles are becoming a hot new tool for police departments

Ingrid Burrington

Mapping 'Missed Connections'

An artist analyzes the geography of New York Craigslist personal ads

Buffalo Unscripted

Documenting the Local Perspective on Buffalo

The National Trust for Historic Preservation talked to more than 500 Buffalonians for a new documentary project

Maps
Martin Prosperity Institute

Where the Twitterati Live

Why the world's most popular tweeters are clustered in a handful of American cities—and Brazil

Flickr/DieselDemon

Can Phoenix Be Greened?

The city is ground zero for global warming emissions. But adopting a more sustainable urban planning approach will be very difficult

Reuters

How the Telecom Lobby is Killing Municipal Broadband

Companies like Comcast are spending big bucks to prevent competition from local governments