Eric Jaffe

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An Explanation for the Gender Gap in Biking

A new study highlights the concern women riders have for car traffic.

Downton Abbey on the Upper West Side

The hidden Old English village in New York (that's off-limits to New Yorkers).

Chicago's Secrets, Revealed Through User-Friendly Apps

The Open City group turns government data into apps on crime, snow plows, even lobbying efforts.

Rebecca Davis

Documenting Subway Travel's Most Intimate Moments

Photo journalist Rebecca Davis captures riders in a voyeuristic style reminiscent of Walker Evans.

Reuters

If You Build Bike Share, Riders Will Come

A new report on Montreal's BIXI shows cycling rates increase by the end of season two.

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Should We Replace the Term 'Congestion Pricing'?

Readers offer their suggestions — with road fare emerging as a top choice.

Creating Silhouettes of the City From Memory

The makers of Metroscapes discuss their unique and ghostly art of urban exploration.

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What Makes Urban Charter Schools Effective?

MIT economist Josh Angrist believes demographics and pedagogical approach both play a role.

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4 Reasons the U.S. Trails the World in Road Safety

The biggest one is simply that Americans drive more.

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How Virtual Traffic Lights Could Cut Down on Congestion

Car-to-car communication could decrease urban congestion by 60 percent, one computer scientist says.

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Congestion Pricing's Enduring Public Perception Problem

The need for better awareness about traffic strategies is quite clear.

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Why People Choose Cars, Even When Mass Transit Would Serve Them Better

The "car effect" explains why so many people choose to drive even when it's not in their best interest.

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The Case Against One-Way Streets

One civil engineer believes trip capacity will increase if cities turn to two-way streets.

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City Life Changes How Our Brains Deal With Distractions

A new study finds that urban minds don't pay as much attention to their surroundings unless they're highly engaging.

Mapping the Almost-Real City

Hobbyist mapmaker Andrew Lynch is fascinated by what nearly was.

Reuters

In Minneapolis, Reducing Bike Crashes by Studying Them in Detail

A new analysis of accidents from 2000-2010 finds that drivers and riders share equal fault, but not equal suffering.

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Should Drivers Be Able to Door Bikers Without Penalty?

At least 40 states already have a law against dooring — but in Virginia, opponents call the proposed measure "asinine."

MTA

Should Manhattan Rebuild This Ruined Subway Station?

The South Ferry station is worth it — but that doesn't mean the money should be squandered.

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Traveling the Entire Length of California by Local Transit

A new state rail map shows that it can be done — should you be crazy enough to try it.