Reduce energy bill costs with improved home efficiencyThere are several home upgrades you can make to reduce your spending on ...

They've had a good long run, 134 years, but come January most screw-in incandescent lightbulbs will have been phased out because they use too much energy. There's no need to hoard bulbs.

For one thing, LED bulbs are way more efficient than older types of lighting technology. The Second Law of Thermodynamics dictates that every mechanism (natural or man-made) that transfers energy ...

When the lights go out, you're in the market for a bulb replacement. But if choosing between CFLs, halogen or LEDs leaves you in the dark, our guides will separate the fact from the hype for each type ...