Traffic lights might see a fourth signal as self-driving cars become more practical. Getty Images/iStockphoto. The researcher’s latest plans differ from a 2020 model of a four-light intersection.

The blue lights on top of traffic signals, also known as confirmation lights, are designed to assist law enforcement detect ...

The global light-emitting diode (LED) traffic signs and signals market size is estimated to grow by USD 487 million from 2024-2028, according to Technavio. The market is estimated to grow at a ...

Traffic lights haven’t changed much in the U.S. over the years. Cleveland debuted what is considered the first “municipal traffic control system” in 1914, historian Megan Kate Nelson wrote ...

In this week's edition of Traffic Tuesday, Action News Now anchor Hayley Watts speaks with Officer Sagastume with the Chico ...

SALT LAKE CITY (ABC4) — Over the next five years, the Utah Department of Transportation will be installing new devices to traffic lights at intersections throughout the state. Simple in design ...

Google is analyzing data from its Maps app to suggest how cities can adjust traffic light timing to cut wait times and emissions. The company says it’s already cutting stops for millions of drivers.

We've all been there — sitting at a traffic light, wondering how it all works, or if a few seconds can be saved. The good news: UDOT's open-data system allows anyone to check how a light ...

Once the traffic signal lights have all been upgraded on Oct. 15, the city will start working on the light synchronization which could take until the end of the year.