LED lightbulbs are more energy-efficient than standard bulbs, but that doesn't mean they work perfectly all of the time. Here ...

WILLMAR -- The city of Willmar has had no problem with snow crusting on the energy-efficient LED (light-emitting diode) bulbs that have been installed since 2000 in the city's 19 traffic signal ...

Paramedic Brian Anderson logs more than 150 miles during an emergency work shift crisscrossing Long Island roads and beyond. When faced with bright headlight glare from LEDs, he said drivers have ...

Across the country, drivers who swapped their factory halogen bulbs for bright white LEDs are discovering an unwelcome side ...

Once upon a time, buying a lightbulb meant choosing an incandescent one of between 25 and 100 watts, depending on how bright you wanted the light to be and the fixture you were putting it in. You ...

In 2014, Los Angeles cut its annual carbon emissions by 43% and saved $9 million in energy costs by replacing the bulbs in more than half of the city’s street lamps with light-emitting diodes. That ...

LED bulbs offer some big promises, like energy savings and lights that will last for years of use without burning out like old incandescents. With a recent CNET survey finding that 70% of US adults ...