Greg Abbott tweeted a video of himself allowing motorists free rein on Texas's already dangerous roads. His tweet was viewed 1.37 million times, and received 61,883 likes and 14,683 retweets, in 48 hours.

Cities that build protected lanes for cyclists end up with safer roads for people on bikes and people in cars and on foot, a new study of 12 large metropolises revealed Wednesday.

Cities that build protected lanes for cyclists end up with safer roads for people on bikes and people in cars and on foot, a new study of 12 large metropolises revealed Wednesday.

Two dynamics are at work for Latinos — and both have negative effects.

City business groups are forming a coalition to urge Congress and the president to fund transportation projects.

More and more roads have protected bike lanes — but intersections are where the rubber (and sometimes pedestrians and cyclists) hits the road.

A new report seeks to upend the debate over infrastructure to investments that boost mass transit while saving the planet.

If you want to live and bike safely in a city head to the Northwest. And definitely get out of Tucson.

Want to know why so few cities invest in transit? Because the vast majority of their residents — drivers — have much shorter commute times in their cars. A cautionary tale....