Engineers are exploring a future white phase on U.S. traffic lights, showing how autonomous vehicles could coordinate ...

Red and green traffic lights have been around since the 1800s, when British traffic officers used to rotate gas lamps that burned red and green to control the movement of mostly horse-drawn vehicles.

There's a new pedestrian crossing signal in town. Rather than relying on long-standing laws requiring motorists to stop for pedestrians in a crosswalk, the Pedestrian Hybrid Beacon uses yellow and red ...

Get the latest federal technology news delivered to your inbox. A “white light” added to traffic signals could enable self-driving vehicles to help control traffic flow—and let human drivers know what ...

BUFFALO, N.Y. — Technology already installed at hundreds of Western New York intersections — with plans to dramatically expand — will be able to give priority to emergency vehicles and transit, ...

Drivers in certain areas of Florida like Gainesville, Fort Myers, Orlando, and Collier County, have begun noticing odd little blue lights mounted on the top of some traffic signals. What are they ...

Many red lights fail to detect smaller vehicles like bikes and scooters due to sensor limitations. Inductive loops, common in traffic signals, rely on sufficient metal mass to register a vehicle.