Washington, DC

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9 Questions About Gun Violence That We May Now Be Able to Answer

We're going to get a windfall of gun research thanks to Obama's new policy. Here's what we want to know.

Complete Streets Coalition

America Is a Walking Disaster

In much of the country, walking – that most basic and human method of movement, and the one most important to our health – is all but impossible.

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Does Human Capital Tend to Cluster in Center Cities or the Suburbs?

According to new research, where college-educated folks live has a lot to do with population size.

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Why Don't American Subway Stations Have Public Bathrooms?

Some say it's a security measure — but others think it's a matter of money.

Happy Holidays From Cities Around the World

Public spaces decked out in the season's finest.

2012's Most Important Preservation Battles

The gas stations, theaters and monuments saved this year.

Rosenwald Collection/Library of Congress

2012's Year in Maps

It's been an eventful year for cartography.

Sergio Ruiz

What's Behind San Francisco's Sudden Building Boom?

Traditionally stingy with new growth, the city appears to be on the cusp of a major construction cycle.

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A Brief History of the Barnes Dance

Cities have largely given up on pedestrian scrambles — but some are bringing them back.

Reuters

This Most Recent Decline in U.S. Violent Crime Is Different From the Last One

Homicide rates have fallen significantly in some places. Does economic development deserve the credit?

Reuters

Uber's Plan to Dominate Cabs by Phone Is Starting to Work Again

New York and Washington are easing their restrictions.

Reuters

Inauguration Day in D.C. Is Being Planned Like a Giant Board Game

A 40-by-60 foot map is helping organizers plot parade routes, choose muster locations, everything.

Reuters

The Stark Geographic Inequality of the Home Mortgage Interest Deduction

A small number of coastal cities get the bulk of the benefit.

Outdoor Smoking Bans: Impossible to Enforce, or Inevitable?

Declaring public space smoke-free is becoming exponentially more common. Enforcing it is not.

Gary Cameron/Reuters

Trade of the Day: The FBI for the Redskins

Border diplomacy.

Underground New York Public Library

Riding the Subway as Therapy

Wrapped in steel and plastic and surrounded by strangers, public transportation can be as soothing as a night out with friends.

6 Videos That Show the Fascinating Ebb and Flow of Regional Transit

These maps track the movement of transit vehicles in various cities over the course of 24 hours.

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Salt Lake City Battles Metastasizing Parking Lots: This Week in Bans

Also, an Indian town tries to prevent adultery by taking away women's phones and Washington, D.C., stops being so uptight about booze.

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America Is Finally Closing Prisons. Now What Do We Do With Them?

The trickiest reuse challenge yet.