Robert bought a 2016 Highlander LE Plus with a flawless 129k-mile maintenance record. He found a unicorn. Is he dreaming? Now ...

While they do have a higher upfront cost, led lights are more efficient and last far longer than incandescent, fluorescent, ...

Despite renewed political talk, incandescent bulbs aren’t back. Federal efficiency standards still block them, and LEDs ...

If you’re looking to dip your toes into the smart home world, smart light bulbs are a wonderful place to start. Not only are they affordable, but even folks with limited DIY experience can get them up ...

Abstract: Although a single-stage off-line power light-emitting diode (LED) driver can achieve low cost and high efficiency, the notorious double-line-frequency flicker issue with a single-stage LED ...