LED light bulbs are already supposed to be energy-efficient, but Signifiy thinks it can improve on the formula. The company has released Philips Ultra Efficient LED bulbs that, as the name implies, ...

Energy-efficient LED bulbs are becoming more and more popular each day. They use light-emitting diodes (LEDs) to produce light. Compared to traditional incandescent bulbs, LED bulbs use less energy, ...

Signify is introducing the first Philips Ultra Efficient LED bulbs with a longer lifespan, providing consumers with a smart investment for both the planet and their purses. The more sustainable LED ...

We originally wrote about Philip’s new LED replacementfor the common incandescent light bulb back in May, but we’re happy to report that this illuminating low-energy alternative bulb is now finally ...

Company's L Prize LED bulb, which will go on sale on Earth Day for $50 online and in stores, brings a big jump in efficiency, life, and light quality. Martin LaMonica is a senior writer covering green ...

Lighting manufacturer Philips has just announced a refresh of its popular 12.5W LED bulb. The new model is the same price, but it's a little bright and a lot more efficient. Oh yeah, and it's not ...

LED light bulbs are the biggest change in lighting since Thomas Edison invented the first commercially-viable incandescent. The best LED light bulbs are 90% more efficient than even the modern ...

We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...