Astronomers have developed a new technique to detect the cosmic ultraviolet background radiation that keeps the universe ionized and hot. Their findings provide clues as to why astronomers observe ...

Following the discovery of microorganisms, biologists started to observe that exposure to sunlight incapacitate multiple varieties of these species. Ultraviolet (UV) bandwidth was discovered in 1801 ...

The FDA is reminding people not to use certain brands of ultraviolet wands because they may produce unsafe levels of radiation. Ultraviolet wands are used to disinfect items and kill germs. The FDA ...

UV radiation comes primarily from the sun. It comprises UVA, UVB, and UVC rays, each with unique properties. While some types of UV radiation provide health benefits, they can also pose risks. The sun ...