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 think, ...

For some time now, it’s been established that the primary route of SARS-CoV-2 transmission is airborne. Research suggests that contagious particles are released into the air and linger for several ...

With an outer shell, a physical filter, and UV light filter, high-tech face masks cut quite the profile. Credit: UM Systems The harmful radiation we ordinarily avoid could help protect us from Covid.

Ultraviolet light can kill microscopic creatures like bacteria and viruses by destroying the molecular bonds in their genetic material. But UV light also damages human DNA, causing eye and skin damage ...

Add Yahoo as a preferred source to see more of our stories on Google. A desk with a laptop, writing supplies, and a UV sanitizing lamp - Anna Sadovskaia/Shutterstock Our phones, tablets, laptops, and ...

A study conducted by Hiroshima University researchers found that using Ultraviolet C light with a wavelength of 222 nanometers which is safer to use around humans effectively kills SARS-CoV-2 -- the ...

A bus being treated with ultraviolet light in Shanghai, China. Although types of UV light are already in use to decontaminate vehicles and indoor spaces, the wavelengths used are dangerous to people.

When Covid reached the U.S. in force earlier this year, very little was known about the novel (as in new) coronavirus that caused it, other than its aggressive transmission rate and potential ...

(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 ...