We've all heard the jokes about how many so-and-so's it may or may not take to change a lightbulb. Jokes aside, replacing a burned-out bulb ranks high on any list encompassing the most common projects ...

Have you ever sat in your living room squinting over a crossword puzzle, struggled to find your way to the bathroom at night, or noticed at midafternoon that your morning shave missed half your chin?

How you light your home is a personal decision. Some prefer LED bulbs that create warm white accent lighting to ensure their home feels cozy. Others prefer maximum brightness, which feels more modern.

For several years manufacturers have been introducing LED bulbs onto the market with the eventual goal of replacing incandescent and CFL lamps. The design of these lamps has evolved from very simple ...