Washington, DC

The Most Persuasive Evidence Yet that Bike-Share Serves as Public Transit

It substitutes for short trips in the core, and expands service on the outskirts.

Testing a No-Cellphone Sidewalk Lane

A new National Geographic TV series captures pedestrians navigating—and ignoring—signs indicating a cell-free zone. 

How Low-Income Commuters View Cycling

Three policy lessons for cities trying to achieve more transport equity.

Where to View This Weekend's East Coast Rocket Launch

On Sunday, set your sights east to catch the fiery ascent of a resupply for the International Space Station.

We Need to Think Bigger About Transit-Oriented Development

The growing popularity of bike-share represents a shift toward embracing shared-transport networks. But there's a much larger picture to consider.

Income Inequality Lurks Beneath D.C.'s 'Pop-Up' Housing Debate

Rowhouse additions offend the sensibilities of some homeowners. But when cities protect their interests, they do so at the expense of residents.

A Surprising Number of Bank Robbers Use Mass Transit for Their 'Getaway'

In the modern city, criminality meets multimodality.

Head Injuries Didn't Rise in Bike-Share Cities. They Actually Fell

In fact, head injuries declined about 14 percent after cities started bike-sharing programs.

The Colossal Expectations of D.C.'s Newest Metro Line

There's not much riding on the Silver Line except the future of the American suburb as we know it. 

On Google Maps, the Washington Monument Is a Sundial

And it moves to reflect the real position of the sun.

Manhattan's and D.C.'s Populations Nearly Double Every Day With Commuters

Just think of the traffic.

The Sidewalk of the Future Is Not So Concrete

Cities are experimenting with different materials — from heated panels to flexible rubber — but the best replacement has yet to emerge.

Capturing the Signs of a Changing D.C.—Before They Disappear

Where the biggest demographic shifts are happening along the city's Green line, the buildings are changing with them.

How Sex Work Became Invisible in America

Law enforcement plays the determining role in where and when sex workers make a living in the United States.

Using Insights and Incentives to End Rush Hour

A start-up called Urban Engines believes data analysis and commuter lotteries can help cities reduce congestion.

The Future of America's Public Housing Stock: Demolition by Neglect

In D.C., federal funding to renovate or maintain existing affordable housing units has been cut virtually in half. 

The Washington Monument Is Finally Reopening

Three years and $15 million later, the restored monument will be ready for visitors again this afternoon.

This Decrepit Lot Is the Future Site of the World's Largest Urban Greenhouse

A 100,000-square-foot facility in D.C.'s Anacostia will produce 1 million pounds of produce a year and provide up to 25 permanent jobs.

Remembering Modernism's Go-To Landscape Architect

A photo exhibit of Dan Kiley's prolific career.