The color of light, expressed in Kelvins (K ... the more it changes from a warm yellow glow to white. The lower the Kelvin rating, such as the common incandescent/tungsten bulb, the warmer ...

If you decorate with outdoor string lights, the color of the light output from the bulbs can have an impact on wildlife. The whiter the light, the more confusing it is to nocturnal animals, since they ...