Eric Jaffe

Reviving the Dead Spaces Under Elevated Structures

A new report from the Design Trust for Public Space outlines how.

A Case Study in Bike-Friendly Suburban Planning

It’s not just possible, it’s happening in Houten.

Elon Musk Challenges Engineering Students to Design a Hyperloop Pod

Spend your summer break solving America's high-speed transportation problems.

U.S. Sprawl Peaked in 1994 and Has Been Declining Ever Since

A new study also suggests it started much earlier than you might think.

Why the Trip Back Always Feels Shorter

Because the trip there was so disappointingly long.

2,220 Reasons Your Next Car Should Brake for You

That’s how many lives would have been saved in 2011-12, according to a new federal report.

Why Toronto Should Tear Down Its Urban Expressway

Removing an elevated city highway doesn’t always make traffic worse—some cars just disappear.

How Poverty Alters the Young Brain

New research reveals a strong connection between income and the surface area of several key neural regions.

How Much Money U.S. Transit Systems Lose Per Trip, in 1 Chart

Shocker: dense, compact cities tend to do better than others.

77 Ways to Design the Letter 'M'

Mass transit agencies around the world face the same conundrum: How to make what amounts to four straight lines distinctive.

Caption the Lives of These Unwitting London Pedestrians

A new digital art exhibit, Exhausting a Crowd, is a people-watcher’s dream.

We Still Basically Have No Idea What Happened With the Amtrak 188 Derailment

Most notably: whether or not the engineer was using his cell phone.

These Futuristic Driverless Car Intersections Forgot About Pedestrians and Cyclists

It would be a huge mistake for cities to undo all the progress being made on human-scale street design.

A Remarkably Simple, Low-Cost Way to Reduce Juvenile Crime: Thinking Slow

The intervention has been effective in Chicago schools and detention centers.

Watch 210 Years of Manhattan Densification in 2 Minutes

This visualization shows density peak in 1910, slip in the 20th century, then creep upward after 1980.

The New London Tube Map Is Getting Some Serious Hate

The folks at CityMetric, at least, are far from pleased.

Charting the Emotions of Every Room in the House

There’s “romance” in the master bedroom … and in the master bath.

Soon You'll Need a Parking Spot Before You Can Buy a Car in Beijing

Officials expect the plan to reduce congestion in the crowded city.

Once Upon a Time It Was Possible to Raise the Gas Tax

It’s been done before—by a Republican President, no less.