Jon LaPook, M.D. is the award-winning chief medical correspondent for CBS News. Since joining CBS News in 2006, LaPook has delivered more than 1,200 reports on a wide variety of breaking news and ...

Ultraviolet light is part of the electromagnetic spectrum emitted by the sun and can be produced by light bulbs, also. UVC rays are absorbed by the ozone in the Earth’s atmosphere ozone, but rays of ...

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MIAMI (CBS) - We know the risk of COVID transmission is much less outside. Now researchers at Columbia University are trying out a new kind of ultraviolet light called far-UVC that could make indoor ...

The invisible light can kill viruses and pathogens like the one that causes COVID-19, but experts are raising alarms about the potential safety risks. Originally hailing from Troy, Ohio, Ry Crist is a ...

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.

A type of ultraviolet light called far-UVC -- which is safe to use around people -- kills more than 99.9 percent of airborne coronaviruses, a new study has found. More than 99.9% of seasonal ...

For decades, ultraviolet or UV light has been used as a disinfectant. Drinking water in the Greater Boston area is treated by UV light. It’s used to clean hospitals and surgical rooms. Now, a form of ...