There's an old joke about the number of people it takes to change a light bulb. But because the newer energy-efficient kinds contain tiny amounts of mercury, the hard part now may be getting rid of ...

Reporting from Walnut Creek, Calif. — The nation’s accelerating shift from incandescent lighting to a new generation of energy-efficient bulbs is raising an environmental concern: the release of tons ...

You may have heard that the government wants to limit your choice of light bulbs. If only. Thanks to California regulations already being phased in and federal rules taking effect in January under the ...

NEW YORK (Reuters) - There's an old joke about the number of people it takes to change a light bulb. But because the newer energy-efficient kinds contain tiny amounts of mercury, the hard part is ...