Color Therapy

Light is the visible electromagnetic spectrum containing the colors, each of them being associated with a specific wavelength. The visible spectrum is a small fraction of the wide range of electromagnetic frequencies. Certain… continue reading »

Light Bulb Safety

Most light bulbs may be harmful, so it is good to learn about light bulb options. The worst seem to be compact fluorescent light bulbs (CFLs) emitting mercury vapor and ultraviolet (UV) radiation…. continue reading »