Many cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's actually a good idea.

As cars and trucks get smarter and more connected, the humble lights that have controlled the flow of traffic for more than a century could also be on the cusp of a major transformation. Researchers ...

The concept of the traffic light actually dates all the way back to the 1860s, where gas-lit signals were placed on the posh streets that lined the Houses of Parliament in London. Of course, back then ...

Whether you’re in a car, on a bike, or simply stepping into a crosswalk, you should always pay attention to traffic lights. The simple green-yellow-red light system, which has been standard in the ...

Macomb County has launched a pilot project to install heating technology on certain traffic signals because LED lights don't produce enough heat to melt snow and ice to make them fully visible. Shelby ...

Today's traffic lights can be controlled by anything from standard traffic control computers to highly advanced AI-driven computer systems that are so "smart" they can predict what's going to happen ...

MADISON, Wis. -- The City of Madison received a grant from the Carbon Reduction Program that allows for a five-year plan to update the city’s traffic lights and signals. This project to "switch the ...

Add Yahoo as a preferred source to see more of our stories on Google. Traffic light with red light and green arrow for free right turn - Blue Traffic Light/Shutterstock LED signal lights generally ...