LANSING, Mich. (WLNS) — Lots of sunshine in the forecast means a high UV index. The UV Index, or ultraviolet light index, is used to measure the strength of the ultraviolet radiation from the sun.

Add Yahoo as a preferred source to see more of our stories on Google. Perhaps you have seen UV wands, UV LEDs and UV air purifiers advertised as silver bullets to protect against the coronavirus.

Weather forecasts usually include a UV index, a measure of the intensity of ultraviolet radiation from the sun. The higher the number, the greater the risk to people. Most of the radiation that ...

Humans can only see less than 1% of the electromagnetic spectrum. Here’s why evolution may have intentionally hidden ...

Getting your Trinity Audio player ready... Scientists have long known that ultraviolet light can kill pathogens on surfaces and in air and water. UV robots are used to disinfect empty hospital rooms, ...