Q: My home is about 20 years old. My problem is with the lights in the kitchen. Sometimes they work and sometimes they don’t. When I turn on the switch, the light flickers or just partially lights. I ...

Fluorescent lights are more efficient than incandescent ones, but also more complicated. As a result, simply replacing the bulb-actually a tube-when a fluorescent light develops problems will not ...

The world's indoor spaces are increasingly being lit by fluorescent light sources. While this trend seems good for energy efficiency, it turns out to be a serious problem for CCD video cameras. And ...