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The potential power savings of expensive LED traffic lights may be worth it

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 ...
Yahoo

Timeline of what led to traffic gridlock at Nashville International Airport

Add Yahoo as a preferred source to see more of our stories on Google. NASHVILLE, Tenn. (WKRN) — After some travelers found themselves stranded for hours at Nashville International Airport, officials ...
SlashGear

The Ingenious Way Traffic Lights Worked Before Computers Were Invented

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 ...
SlashGear

Researchers Suggest Adding A New Color To Traffic Lights – Here's What It Would Be For

Transportation engineers at North Carolina State University have proposed that an additional color be added to existing traffic lights. This new color would be a white light, intended for the use of ...
Washington Examiner

$6.5 million Baltimore LED traffic light project is in the works

A new kind of traffic light is coming to Baltimore City?s intersections this year as part of a $6.5 million project aimed at making the lights brighter and cheaper. The project will replace and ...
Channel 3000

Time to ‘switch the lights’ on Madison's traffic signals

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 ...