Households can reduce their energy bills and cut their contribution to greenhouse gas emissions by switching to more efficient lighting, but what’s the best strategy to maximize savings in cost, ...

You probably have some type of LED (light-emitting diode) in just about every room in your home, whether it’s in a clock, computer display, appliance or piece audio/video gear, to name a few. And the ...

The bulb will be available at stores in early December for between $40 and $50. Offering warm, even light, it appears a real contender for nudging out the beloved incandescent bulb. Martin LaMonica is ...