Watts and lumens — they both describe lightbulbs, but do you know what they actually mean? Did you know that wattage is no longer a reliable way to tell how bright a bulb is? Do you know what makes ...

For most of us, all of our lives we have associated watts with the brightness of a light source. After all, when we change a light bulb at home, we choose a 100 watt bulb if we want more light than we ...

Katherine Martinko is an expert in sustainable living. She holds a degree in English Literature and History from the University of Toronto. The U.S. Department of Energy is cranking up the minimum ...

Two years after breaking the 200 lumens-per-watt (LPW) R&D efficacy barrier, Cree, Inc. delivers another industry first with the introduction of the Cree XLamp MK-R LEDs. The new MK-R LEDs leverage ...

Progress in the LED lighting industry can best be measured in two separate metrics: pricing and efficiency. Pricing gets most of the attention, but so many factors affect it -- from the cost of ...

Buying a light bulb can be complicated. If you don't take the time to figure out what type of bulb you need, it may not match the color of the other bulbs in the room or even work in your fixture.

Cree, Inc. continues to extend the advantage of its innovative, industry-leading XLamp® LED family with the announcement of new levels of performance for its highly efficient XLamp XP-G LEDs, now ...