Eric Jaffe

The 2011 Report That Predicted New York's Subway Flooding Disaster

Climate scientists saw this coming, and their estimates on service restoration are no more encouraging.

The Case for Bus Transfers

Transit consultant Jarrett Walker explains how a network built on connections will benefit Auckland, New Zealand.

What's the Best Way to Figure Out What Bike Riders Really Want?

A new study takes a real-time approach to see why cyclists choose some routes over others.

The 'Confusing and Nonsensical Grandeur' of Dublin Transport

Aris Venetikidis has mapped out a better mass transit system. He's still waiting for the city to embrace it.

Why Amtrak Keeps Breaking Ridership Records and Will Continue To Do So

The rail operator's recent success should end the debate over its privatization.

Is It Harmful to Release Gang Maps?

Probably not, but as a recent case in Chicago shows, it might not be too helpful either.

The Future of Mapping Carbon Emissions, With Pinpoint Precision

A new modeling system called "Hestia" traces greenhouse gases to individual urban buildings and roads.

The Emerging Link Between Cities, Stress, and Psychosis

A growing line of research may ultimately help us design healthier cities.

The Geography of the Latino Vote

Hispanic voters could influence the presidential race in key battleground states.

Should the Market Alone Determine Parking Supply?

New research finds that parking minimums are indeed bad, but that parking maximums still need fine-tuning.

5 Reasons Germans Ride 5 Times More Mass Transit Than Americans

Restrictions on driving is the biggest factor, experts argue in a new study.

Compelling Evidence That Red-Light Cameras Do Make Roads Safer

In this ongoing debate, a new study finds that as red-light cameras go dark, red light running goes up — immediately.

The Most Elegant Transit Maps Ever

The Brooklyn couple behind Lineposters discuss their creative process and inspiration.

A Cross-Country Crusade Against Pointless Bike Deaths

The creators of "Spoke" will ride from San Francisco to Orlando exploring the hazards of riding in the United States.

Dear New York: Please Make Subway 'Grinding' a Felony. Now.

A recent ruling sets a precedent for transit sex abusers to roam free.

In Louisville, Urban Planning Goes 3D

The city's new Vision Louisville initiative hopes to inspire proposals from the public.

The Future of Air Travel Is, Fittingly, a Bit Delayed

A Congressional hearing finds progress on the NextGen system lagging but generally on track.

The World's Most Expensive Cabs

Despite what New Yorkers think, they're not in New York — not by a long shot.

The Surprising Economics of Sex Ratios

New research says men change their spending habits when they outnumber women.