The Potential Power Savings Of Expensive LED Traffic Lights May Be Worth It

Many cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's ...
EcoPortal.net

Traffic signals are quietly changing traffic on U.S. roads — and most drivers haven’t noticed

Texas moves to update its traffic signals. Become familiar with the complete list of changes for roads and self-driving cars ...
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New Traffic Signals In Massachusetts Cause So Much Confusion, 25% Of Drivers Are Running Red Lights

Your average driver might like to bemoan them, but traffic lights play an integral part in not only controlling traffic patterns in urban and suburban areas, but also helping to keep drivers and ...
10 News

Have you ever wondered how traffic signals work? Here's a look behind the scenes.

KNOX COUNTY, Tenn. — There are 91 traffic signals in Knox County with more on the way. Have you ever wondered how those lights know when to change and who makes sure they work? In part, it's up to ...