Small cameras mounted on top of traffic lights have become a pretty common sight in the U.S., as they can be found in almost every state. It continues to get more common, as the number of traffic ...

If you think you can get away with playing on your phone while you drive, taking both hands off the wheel, or not wearing a seatbelt just because there are no police nearby, you may want to reconsider ...

Traffic cameras and mobile data are being used to map city pollution in real time, giving cities a powerful new tool to track ...