During the coronavirus pandemic, some are turning to ultraviolet light to disinfect objects, but how safe are they? And are they effective at fighting the coronavirus? The U.S. Food and Drug ...

Ultraviolet (UV) light is a type of radiation. It has more energy than radio waves or visible light but less energy than X-rays or gamma rays. You can be exposed to UV light via natural sunlight or ...

Tokyo — New lighting technology being pioneered in the U.S. and Japan may help to make riding the subway, going to school or moving through other public spaces as safe as a walk around the living room ...

Could a new type of ultraviolet lamp be used in stations, airplanes and schools to kill dangerous viruses, becoming a gamechanger in the COVID-19 fight? Researchers at Columbia University have been ...

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.