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, ...

What lights do you use at home? I'm 100% LED now - even my fridge light is LED. You don't need to go that far - I'm a little obsessed! It has taken me a couple of years of learning to get it right.

The main level of the house is open with floor-to-ceiling windows that bring in lots of natural light. MUST CREDIT: Washington Post photo by Katherine Frey. (Katherine Frey) Is There A Benefit In ...

A 35W light bulb for my 2003 Corolla costs about $27 in Repco. You can get a pair shipped for $3 from Ali Express, or about $10 from ebay. I assume the quality is lower, but heck buy ten and replace ...

LED bulbs use a fraction of the energy of traditional bulbs but cost a lot more to buy. We do the sums The running cost of 10 6W LED bulbs is 7.3p per day, 51p a week, £2.19 a month and £26.65 a year ...

The day — well, actually the night — had finally come when I got to see my home in a new light, LED light to be exact. I had been waiting impatiently for the eight light fixtures I had ordered two ...