The exceeded food causes the growth of algae, bacteria, parasites, viruses and other microorganisms, making the water less clear and full of bad odors. A UV light can clean the water up, keeping a ...
The Lewisburg Area Joint Sewer Authority intends to change its disinfection process from chlorine gas to ultraviolet light, a move that it says would be safer for both people and the environment. The ...
Light therapy for psoriasis is an effective treatment. Ultraviolet (UV) light therapy (phototherapy) involves exposing the skin to controlled amounts of UV radiation similar to that from the sun. It ...
BRISTOL, R.I. (WPRI) — A technology that uses a special kind of light to fight airborne illnesses is being tested in Bristol. Roger Williams University is partnering with the technology firm ...
For most of our evolutionary history, human activity has been linked to daylight. Technology has liberated us from these ancient sleep-wake cycles, but there is evidence sunlight has left and continu ...