Those Little Cameras On Top Of Traffic Lights Aren't All For Catching Red-Light Runners

Seeing a camera at a stoplight doesn't automatically mean you're being ticketed. Many intersections use similar hardware for ...
Jalopnik

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 ...
Morning Overview on MSN

White traffic lights tested worldwide as experts push for a 4th signal color

Traffic engineers are quietly working on a radical idea: adding a white signal to the familiar red, yellow, and green. Instead of signaling drivers directly, the extra light would tell humans when to ...
The Washington Post

Traffic Signal Lights Easier On Eyes, Budget

In a tough year of budget cuts and management changes, Virginia's beleaguered Department of Transportation has found a bright spot. Workers are replacing thousands of green and red light bulbs in ...