There are hundreds of millions of motor vehicles on U.S. roads, and tens of millions of people sharing them as drivers, pedestrians, bicyclists, skateboarders, and electric scooter users. It falls on ...

Why is traffic so slow in some cities? What can be done to improve traffic speed and reduce congestion? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn ...

Having just returned from another long drive down the length of Highway 99, I implore other drivers to please yield to traffic in the left passing lane. That large circular object in front of you is ...

San Jose bus speeds improved by 20 percent after the city deployed a traffic signal prioritization system developed by the tech firm LYT. The system predicts the timing of when vehicles will approach ...