How federal lawmakers helped SUVs and pickups take over America

Converting malls could create hundreds of thousands of badly needed homes.

Iowas were fooled by a prank to make a busy area of Des Moines... walkable

From parking fees in Paris to registration fees in Washington D.C., forward-thinking cities are slapping heavy penalties on heavy vehicles.

One in 32 people die from crashes, car-related pollution, and car-related lead exposure every year. But even that number doesn't tell the whole story.

What the research says about the characteristics of unsafe traffic intersections and crosswalk designs that can improve pedestrian safety.

Believe it or not, electric bikes offer more exercise than pedal bikes on average. That fact might sound strange (and...