This video explains how LEDs (Light Emitting Diodes) function and why they are widely used in modern lighting and electronic ...

Interior of US Light Energy, one of the largest solar developers in the northeastern U.S., on Aug.13 in Colonie. In 2023, the company installed 17 megawatts of solar generation at project sites, the ...

Normal cellular processes in living things — from germinating plants to our own cells — create biophotons, though escaping light isn’t visible to us.

Red light therapy, also known as LED therapy, is gaining popularity in the skin care world for its potential anti-aging benefits. Dr. Rachel Nazarian, a board-certified dermatologist in New York, told ...

Blue light is good for your body during the day, but exposure to blue light at night can cause mild to more severe health effects.

CBS News looked at the cost of producing coal, gas, nuclear, wind and solar energy to determine which is the cheapest.