Once upon a time, buying a lightbulb meant choosing an incandescent one of between 25 and 100 watts, depending on how bright you wanted the light to be and the fixture you were putting it in. You ...

Philips was showing off a 100W LED replacement bulb at LightFair last week, which joins the ranks of candidates from GE and Osram Sylvania. Although Philips wasn’t talking about production versions of ...

MR16 halogen lamps normally operate from a low-voltage AC source typically generated by a low-frequency AC transformer or by a high-frequency electronic transformer. In most MR16 applications, the ...

It’s that time of year when Kris Kringle encourages the Winter Warlock by singing: “Put one step in front of the other…” That’s how I feel when I’m looking at our home energy use. It seems like a lot ...

LED bulbs come with big promises: Save lots of money on energy bills, get more customization over lighting and your lights will last for years without needing to be replaced. Most of those are true, ...

Whether one of your lights went out and you only have an LED bulb on hand to replace it with, or you've decided to completely replace all of your incandescent and fluorescent lights with LED bulbs, ...

We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › While changing light bulbs may be an easy job, finding the right one to screw into a ...

The numbers you see on the box don't always work out in real life. LED bulbs do last longer, but those claims about five to 10 years are estimates based on internal testing -- and companies are always ...