This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. The ads are everywhere – germicidal ...

When news breaks, you need to understand what actually matters. At Vox, our mission is to help you make sense of the world — and that work has never been more vital. But we can’t do it on our own. We ...

(CNN) --The ads are everywhere - germicidal ultraviolet lights that can disinfect surfaces and perhaps help stop transmission of coronavirus. But how well do they work? Maybe not as well as people may ...

(CNN) — The ads are everywhere – germicidal ultraviolet lights that can disinfect surfaces and perhaps help stop transmission of coronavirus. But how well do they work? Maybe not as well as people may ...

(CNN) — The ads are everywhere – germicidal ultraviolet lights that can disinfect surfaces and perhaps help stop transmission of coronavirus. But how well do they work? Maybe not as well as people may ...