San Francisco

A Peep at 10 of the World's Most Popular Red Light Districts

Where urban morals, margins, and mainstream converge — under cover of a neon glow.

San Francisco's High-Tech Cost Advantage

San Francisco stacks up well these days compared with Silicon Valley.

The Birth of Zoning Codes, a History

Or, how Americans learned to legislate our NIMBY impulses.

The Next Big Start-Up Wave: Civic Technology

Right now, civic-minded digital innovation is done mostly by volunteer hackathons and app contests. Code for America has a plan to change that.

Which City Might Try to Ban Huge Sodas Next?

Deductive reasoning says Seattleites should drink 'em while they got 'em.

Cash Still Needed to Turn S.F.'s Bay Bridge Into a Giant, Glimmering Lite-Brite

Artist Leo Villereal is still hoping to outfit the iconic span with a carpet of white lights that's 1.5 miles long.

The Best City Parks Systems in America

A new ParkScore metric from the Trust for Public Land names San Francisco and Sacramento the nation's best.

Number of the Day: 418

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

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 Launches Bike Score

How bikeable is your city?

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.

America's Most Powerful Global Cities

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

The Street Hacker, Officially Embraced

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

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?

May Day Around the World

A look at how different cities spent International Labor Day.

'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.

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.

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.

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.