Extra sun protection is required when UV levels are very high (8-10) or extremely high (11+). Children are more sensitive to ...

Add Yahoo as a preferred source to see more of our stories on Google. WASHINGTON — President Trump’s mention Thursday of treating COVID-19 with ultraviolet light was part of a rambling digression that ...

Coatings are everywhere. A thin protective layer, often barely visible. They keep out moisture, sunlight and rust, helping ...

Ultraviolet light has a long history as a disinfectant and the SARS-CoV-2 virus, which causes COVID-19, is readily rendered harmless by UV light. The question is how best to harness UV light to fight ...

The COVID-19 pandemic has introduced new cleaning methods to the general public and put a bounty on conventional cleaners you once took for granted (bleach wipes, anyone?). And, while UV sanitizing ...

Summer heat and humidity have settled into Missouri, and with these conditions, there are potential health risks to monitor.

An invisible band of radiation with wavelengths from 120 to 10 nm, ultraviolet (UV) light starts at the end of visible light and ends at the beginning of X-rays. The primary source of ultraviolet ...

Ultraviolet light has a long history as a disinfectant, and the SARS-CoV-2 virus, which causes COVID-19, is readily rendered harmless by UV light. The question is how best to harness UV light to fight ...

Fire salamanders—one of Europe's most well-researched amphibians—are biofluorescent, which means they can absorb light from ...

The stealthy new coronavirus has turned face masks into ubiquitous accessories, and that means millions of Americans are looking for ways to keep them clean. Can ultraviolet light do the job? Ideally, ...

A detailed experiment explores whether different UV wavelengths can falsely trigger Geiger-Müller tubes and affect radiation ...