Last week, we took a look at fluorescent lighting, which is dramatically reducing our energy use for illuminating indoor spaces. This week, we'll cover mercury vapor lighting, which is the most common ...

FLAGSTAFF - Flagstaff has begun cracking down on mercury vapor lights, 10 years after the city council first banned the aging lighting systems because they made it hard for local astronomers to ...

What's better for exterior security lighting, mercury-vapor lights or motion-activated lamps? --John Donahue, Richville, Minn. The blue-white mercury-vapor lights are brighter and more ...

Pam Mann had no clue it would eventually cost $11,000 to replace more than two dozen mercury vapor lights at the mid-town apartment complex she manages in Flagstaff. "Our jaws dropped when we found ...

NEWPORT NEWS -- New lights could save the City of Newport News a lot of money. Officials are testing 10 flat LED lights on Beech Drive in the Brentwood community. They replace the globe-shaped mercury ...

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