Tech

Reuters

The History Behind Why NYC Drops an 11,875 Pound Ball on New Year's Eve

Wouldn't explosions in the sky be preferable?

Courtesy of Uber, U.S. Census

Our Favorite Apps of 2012

The city-focused mobile technology we had the most fun with this year.

Aether & Hemera

Art Installation of the Day: Paper Boats on London's Canary Wharf

Like being a kid again...a kid with state-of-the-art technology and materials.

SERIES

City Makers: Global Stories

The people and ideas reshaping urban life

Maps

What Produces More Light Pollution in Australia: Cities or Wildfires?

Parts of the outback are lit up with so much flame they look like huge metropolises at night.

9 Technologies for Building the 'Road of the Future'

Cities around the world are reinventing the highway with things like de-icing pavements, color-changing paint and wind-powered street lights.

phila.gov

The Best Open Data Releases of 2012

Our annual look at the extensive information now available from city governments, and the tools people are building with it.

Videos
Lifehacker

Temperature of the Day: -41, in Novosibirsk

Colder than the frost on a champagne glass!

Maps
NASA

A New, Highly Detailed Image of North Korea's (Lack of) Electrical Infrastructure

The energy disparity between Pyongyang and its neighbors is clearer than ever in this awesome NASA satellite shot.

Google Maps Is Back

The app - complete with voice-guided turn-by-turn directions - is now available for the iPhone.

Videos

The Effects of Climate Change in One Gorgeous, Terrifying Video

The largest iceberg breakup ever caught on film.

Maps
Brad Lyon

Watch This Anxiety-Provoking Simulation of U.S. Births and Deaths

The screams of the newly born and grim silence of the dying is visualized in this statistical tango that's mesmerizing to watch.

Wiley Publishing; Scott Cejka

What It Really Takes to Foster an Entrepreneurial Ecosystem

Investor Brad Feld thinks cities need to let go of the idea of becoming the next Silicon Valley.

Reuters

Apple Maps Are So Bad They Just Might Kill You

In Australia, the maps are leading motorists into the middle of the desert.

Maps

A Never-Before-Seen Satellite View of Earth's Cities at Night

NASA has unveiled the most detailed nocturnal image of Earth to date, and it's a stunner.

Herbert Mason

An Interactive Map of the Blitz: Where and When the Bombs Fell on London

The extent of the campaign is shocking.

Videos

This Tiny Robot Makes Street Signs Much Prettier

An urban hacker from Tokyo thinks street poles should look like candy canes, and he's built the 'bot to do that.

Maps

How You Describe Yourself Depends on Where You're From

According to LinkedIn, Americans think of themselves as "creative," Brazilians are "experimental," and in Indonesia, "multinational" is the top descriptor.

This Time-Altering Helmet Slows Down the Pace of City Life

It might not give you Matrix-style bullet-dodging skills, but this German invention could cause you to walk into an open manhole.