I wanted to understand the advantages of LED lighting over traditional options, and it turns out there's more to it than just ...

Bad lighting sets the wrong vibe, but these smart bulbs let you switch colors, dim the lights, and set the mood, all for less ...

Their replacement equivalents, compact fluorescent lightbulbs and light-emitting diode bulbs, are bright, use 75 to 80 percent less energy, and can save you $60 to $125 dollars per bulb in energy ...

The team tested the battery prototype with cesium-137 and cobalt-60, common radioactive byproducts of nuclear reactors. Using ...

Philips Hue lights are usually expensive, especially if you get one of those retro ones. Today's deal makes the cost much ...

This is the product's overall performance score, based on key tests conducted by our industry experts in the CHOICE labs. • Lights will still work over Wi-Fi in the event of an Internet outage while ...

When the lights go out, you're in the market for a bulb replacement. But if choosing between CFLs, halogen or LEDs leaves you in the dark, our guides will separate the fact from the hype for each type ...

Before you begin, always switch off the light at the wall switch or circuit breaker to avoid any electrical hazards. If the ...

Liam Denning is a Bloomberg Opinion columnist covering energy. A former banker, he edited the Wall Street Journal’s Heard on the Street column and wrote the Financial Times’s Lex column.