Stocking up on the right Costco buys can cut repeat purchases, reduce waste and help keep household costs lower for months.

The best flame light bulbs add a realistic effect to light fixtures. See our top picks and get tips to help you choose the ...

The right lighting is a big part of making a space comfortable, useful, and friendly. Picking the right bulbs can make a ...

The drama behind a single switch. Edison and Tesla, two geniuses who lit up the world ~From Lighting Day to another genius~ ...

Elpriserna stiger i vinter. Här är tio enkla knep som sänker elräkningen – från inomhustemperatur och tvätt till elavtal och ...

For years, the country celebrated Oct. 21 as "Edison Day," throwing parades for the famous inventor whose devices changed the world. His phonograph was the first device to play back a recorded human ...

With gas and water bills and energy prices up 30% from last year, it’s time to think about energy savings in your apartment.

Leaving the lights on when no one is in the room can be a hot topic in some households. Turning off the lights is thought to lower the electric bill and conserve energy, but does ...

A good LED grow light can replicate sunlight with full-spectrum light and day/night cycles, keeping plants lush and thriving even in a dark, windowless corner or basement. I have no fewer than 40 ...

Emory University chemists discovered a hidden solution-phase reaction pathway that boosts the quantum efficiency of ...

How to trim electric bills with easy upgrades like window film, caulk, and a smart thermostat, plus a phone call or two.

Chemists developed a way to significantly improve the performance of light-emitting diodes (LEDs) made with perovskite. The journal Nature published ...