What color are the street lights in your town? While an unfortunate few still suffer under one of the awful colors offered by vapor discharge lamps, like the pink or orange of sodium or the ...

Dalhousie researchers and their industrial partners have piloted the world’s first municipal-scale UV LED reactor for wastewater treatment, a groundbreaking innovation that has set the stage for a ...

The narrow wedge of the zodiacal light (left) reaches nearly to the Milky Way (right) on Nov. 1 from near Kenton, Oklahoma. The zodiacal light stands high in the eastern sky this time of year but ...

While energy-saving and applications are two paramount factors in finding which lamp to install, the dusk-to-dawn lights have them all. Furthermore, they are easy to install and long-lasting. If you ...

You can turn on and off LED lights instantaneously because they don’t require a warm-up period like metal halide lamps. LEDs are safe for the environment. Fluorescent and mercury vapor lights contain ...