Banner image: UV light being emitted by a krypton chloride excimer lamp, fueled by molecules moving between different states of energy. (Credit: Linden Research Group) A specific wavelength of ...

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.

A specific wavelength of ultraviolet (UV) light is not only extremely effective at killing the virus which causes COVID-19, but is also safer for use in public spaces, finds new University of Colorado ...

The vacuum ultraviolet region is the area of the electromagnetic spectrum lying between X-rays and visible light. It is characterized by very short wavelengths between about 100 and 200 nanometers.

It's often said that while leaning your arm out the window when driving can cause a nasty sunburn, you're fine if the windows are rolled up. But is it true?

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.

Physicists at the University of Colorado Boulder have demonstrated a new kind of vacuum ultraviolet laser that is 100 to 1,000 times more efficient than existing technologies of its kind. The ...

A specific wavelength of ultraviolet (UV) light is not only extremely effective at killing the virus which causes COVID-19, but is also safer for use in public spaces, finds new University of Colorado ...

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, ...

A specific wavelength of ultraviolet (UV) light is not only extremely effective at killing the virus which causes COVID-19, but is also safer for use in public spaces, finds new research. A specific ...