Drivers in Washington DC now have the longest commutes in the country, and congestion on weekdays spans more than six hours.

Claims are spreading on social media that Los Angeles' notorious congestion had eased because of immigration enforcement. Here's what we know.

The D.C. area has taken over Los Angeles for having the worst traffic in the country, according to an annual report by ...

Traffic congestion has been linked with higher levels of air pollution, which has been found to significantly affect health.

New York is the first city in the U.S. to use tolls to modify travel behavior in the central business district.

Three people are in critical condition after a vehicle drove into a crowd on Santa Monica Boulevard in East Hollywood, Los ...

The new Tesla Diner in Los Angeles is drawing protests against CEO Elon Musk and upsetting residents in the area due to ...

D.C. has overtaken Los Angeles as the city with the worst traffic in the U.S., with an average of 33.4 minutes – the longest ...

Drivers in the D.C. region spend more time dealing with traffic than any other city in the nation, according to a new ranking ...

The new Tesla Diner in Hollywood is drawing large crowds but faces significant complaints from neighbors about parking, ...