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 ...

LEDs are supposed to last for years, along with delivering lower energy use, and even smart features like connecting with Alexa. They're a major leap forward versus incandescent bulbs, but they don't ...

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 ...

Having a good set of (working) headlights is a crucial feature of any motor vehicle, assuming you want to be able to see the road ahead of you when there’s a lack of sunshine. Headlights are also ...