But the IRS might let big companies wriggle out of it. You can comment until Feb. 22.

Here's one way to understand the story of biking in Sevilla, Spain: It went from having about as much biking as Oklahoma City to having about as much biking as Portland, Oregon. It did this over the course of four years.

The obscure but hugely influential committee is asking for direct feedback.

Portland's Halsey Street carries five bikes in a normal rush hour. The city thinks dramatic upgrades can make it a model for suburban retrofits.

How to cut the project time of a new protected bike lane by 90 percent and the cost by 75 percent.

The City Council of Des Moines has approved one of the biggest downtown street transformations the United States has seen in years

Few objects in this world are more fiscally conservative than the bicycle.

Leave it to a Brit to deliver a mathematical smackdown this courteously.

If you want to learn how a city can start doing good street projects faster, keep an eye on Austin, Texas.

In one U.S. city after another, voters keep making their opinions clear.

Most U.S. street design institutions haven’t wanted to say for sure. Until now.