Many cities are replacing their incandescent traffic lights with LEDs, despite the higher initial cost. Here's why that's ...

LED lights are the latest thing in home lighting, using less energy and lasting longer than their incandescent cousins. How do they work? Find out in the latest installment of Appliance Science.

The circuit in Figure 1 allows you to light any type of LED from a single cell whose voltage ranges from 1 to 1.5V. This range accommodates alkaline, carbon-zinc, NiCd, or NiMH single cells. The ...

Many portable appliances and other products that must operate from a single cell are restricted to working at very low voltages. It is thus difficult to drive white LEDs that typically have a forward ...

We reviewed the Hue LED-powered lightbulbs late last year, and the programmable lights have since become a major part of my life. I wake up with their help in the morning and go to bed with their help ...

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Our expert, award-winning staff selects the products we cover and rigorously researches and tests our top picks. If you buy through our links, we may get a commission. John Carlsen has more than a ...

Whether you’re looking to improve visibility under your kitchen cabinets, make your staircase a bit safer, or illuminate your record collection with colored lights that change to the beat of the music ...

Whether on the lake, river or bay, nothing packs a party quite like a pontoon boat. Recent advancements in LED lighting take the pontoon boat party to a whole new level. What follows is our take on ...