We independently review everything we recommend. When you buy through our links, we may earn a commission. Learn more› By Thom Dunn Thom Dunn is a writer focusing on home heating and cooling. He once ...

The color temperature of a light, measured in kelvins, is its most noticeable characteristic. A candle, at 1900 K, appears orange. Daylight, at 5500 K, is much whiter and bluer. A 5500-K bulb, however ...

Itching to start your seedlings off to an early start, but winter daylight not playing ball? Or maybe you want bushy, leafy houseplants even in dark corners? Give all your green-fingered ambitions a ...

Researchers have discovered that living plants are literally 'green' power source: they can generate, by a single leaf, more than 150 Volts, enough to simultaneously power 100 LED light bulbs.