Manufacturers originally designed double-ended high-pressure sodium light bulbs so they would be compatible with double-ended metal halide fixtures. Traditional single-ended high-pressure sodium bulbs ...

Elk Grove residents will notice something different about their street lights as the city retrofits nearly 10,000 lamps with energy-saving LEDs.The light emitting diode lights were selected after a ...

OHIO COUNTY, W.Va. (WTRF) – Wheeling City Council met with street lighting high on the agenda. City Manager Robert Herron says the city will move forward with replacing high-pressure sodium bulbs with ...

Janet Gunter has lived in San Pedro long enough to remember when the skies would darken after sunset. Now, after 40 years of development at the ports of Long Beach and Los Angeles, Gunter has to use ...