Since the earliest versions of indoor LED light bulbs were developed, their designers have faced a variety of technical challenges. These include AC-to-DC power conversion, thermal design/heat-sinking ...

This Philips LED bulb is the winner of the DOE’s $10 million competition to develop a low-cost, energy efficient, high-performance replacement for the incandescent bulb. Incandescent bulbs may be ...

Early adopters of LED lighting will remember 50,000 hour or even 100,000 hour lifetime ratings printed on the box. But during a recent trip to the hardware store the longest advertised lifetime I ...

WASHINGTON D.C. The ups and downs of Mr. Thomas A. Edison's inventions related to electrical lighting continue. After his U.S. Patent No. 223,898 for an "Electric Lamp" was found to be valid in the ...

Testing out the popular JackonLux Emergency LED Light Bulb, plus a short Q&A at the end. Also the bulb isn't actually "powered" by your fingers (sorry if that sounded like click-bait!) but your ...

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 ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Megan Wollerton Following a ...

The best smart bulbs add convenience, customization and color to a fundamental part of every home: lighting. They can overhaul your living room without any changes to the furniture and decor or serve ...

We independently review everything we recommend. We may get paid to link out to retailer sites, and when you buy through our links, we may earn a commission. Learn more› By Grant Clauser Grant Clauser ...