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 ...

Buying a light bulb used to be a no-brainer. Now it's a brain teaser; the transition to more energy-efficient lighting means choosing from a dazzling array of products. We've long identified bulbs by ...

They’re consistently popular with the readers, which is admittedly part of my (and EDN’s) motivation to continue doing them. But I personally also find them fascinating; inevitably I come across at ...