Yesterday’s utilitarian fluorescent light fixtures have been replaced by stylish new energy-efficient ones that come in virtually every shape and size and are designed for every room of the house.

The first artificial source of light was nothing more than a burning stick -- about a million years ago. About 5,000 years ago, a wick and some oil in a clay jar became the first lamp and replaced the ...

Replacing even one incandescent bulb in your home with a compact fluorescent is, unfortunately, a bit of an adventure. But it is well worth the effort, and once you have the system figured out, it ...

Q: As I was changing the fluorescent light tube in my ceiling fixture, I rotated the bulb to get it out and I heard a “snap” and saw things falling from the fixture. I cringed and waited for the pain.

To comply with new laws on reducing energy usage, fluorescent and HID lighting systems — both examples of arc discharge lamps — have become more complex and varied in their performance. To understand ...