San Francisco

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Number of the Day: 418

That's how many new units of housing San Francisco added in 2011, the lowest since 1993.

jimnista/Flickr

Solar Eclipse Scenes From the Cities With the Best View

See what Sunday's fearsome "ring of fire" looked like from around the world.

Walk Score

Walk Score Launches Bike Score

How bikeable is your city?

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Best Places for New College Grads, 2012

The job market for this year's college graduates is tough, but choosing the right city can make all the difference.

Reuters

America's Most Powerful Global Cities

Sizing up the global clout of U.S. cities.

Rebar Group

The Street Hacker, Officially Embraced

Can cities make it just as easy for citizens to engage in the physical world as the digital one?

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In Praise of Smelly Places

Your sense of smell is intimately connected to your experience of a place and your memory of it. So why don't cities take greater advantage of this?

REUTERS/Dinuka Liyanawatte

May Day Around the World

A look at how different cities spent International Labor Day.

AIA courtesy Prelinger Archive

'No Time for Ugliness': A 1965 Case for Better Cities

Even 47 years ago, American architects saw the perils of sprawl and car-oriented development.

Transbay Joint Powers Authority

How to Make Transit (and Biking and Walking) Sexy

Urban designer and writer Darrin Nordahl thinks it's time for advocates of alternative transportation to stop trying to appeal to reason and go for the gut instead.

Ohm Sport

In Defense of the Electric Bicycle, from the Bottom of a Steep Hill in San Francisco

I don't care what you purists think, these e-bikes are a godsend to hilly cities everywhere.

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Is Traffic Making Us Lonely?

Long before the invention of social media, a man named Donald Appleyard was investigating how automotive traffic isolates us from one another.

A 'Photographic Census' Captures New York's Characters

Tips on street portraits from New York's resident photographer.

Map of the Day: The Digital Neighborhood

What Foursquare can teach us about how people use a city.

BART

How BART Finally Decided to Replace Its Bacteria-Covered, Gross Old Seats

The Bay Area Rapid Transit system is deploying vinyl seats that don't cough up clouds of filth when smacked, like the wool ones do.

Wikimedia Commons

Is the Retro Ballpark Movement Officially Over?

20 years since Camden Yards opened in Baltimore, a look back on the stadium design that's emerged since.

Discovery Channel

The Sad Truth About Food-Delivering Robots

The failure of San Francisco's "TacoCopter" is just one example of how we are failing at creating a functional, robotic delivery boy.

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The Science of Quieter Cities

Tired of listening to your neighbor's shoes, the garbage truck, and the sound of car traffic? What if you didn't have to?

Streetline

The Future of Intelligent Parking

How sensors and computers and phone apps are revolutionizing the way cities handle their parking spaces.