LED signal lights generally carry a price tag several times higher than incandescent traffic signal bulbs. However, that hasn't stopped many cities from replacing their incandescent lights with LED ...

SAN DIEGO — Heading into Labor Day weekend, the California Department of Transportation is looking to prevent wrong-way crashes by implementing flashing LED lights around traffic signs in San Diego ...

Add Yahoo as a preferred source to see more of our stories on Google. Around 2010, Japan and other cities switched from incandescent traffic light bulbs to energy efficient LEDs. Turns out, LEDs don't ...

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 ...

Researchers are exploring ways to use features in modern cars, such as GPS, to make traffic safer and more efficient. This undated photo provided by the University of Michigan College of Engineering ...

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 ...