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 ...

Buying a light bulb can be complicated. If you don't take the time to figure out what type of bulb you need, it may not match the color of the other bulbs in the room or even work in your fixture.

One of the dumber assertions that always turns up in arguments about the sciences versus "the humanities"-- the Two Cultures of C.P. Snow's famous lecture-- is that the clinical approach inherent to ...