PHILADELPHIA (WPVI) -- Hospitals have been using ultraviolet lights for years to kill bacteria and viruses and to disinfect surgical areas. That same technology is also sold as wands and other UV ...

An invisible band of radiation with wavelengths from 400 to 10 nm, ultraviolet (UV) light starts at the end of visible light and ends at the beginning of X-rays. The primary source of ultraviolet ...

Muyshondt makes totally over-engineered, no-expense-spared pocket flashlights for camping and other uses, but this one uses an ultraviolet LED made especially for watches — and, more specifically, ...

For the first time, scientists have used ultraviolet (UV) light, a low-cost and readily available energy source, to ...

Add Yahoo as a preferred source to see more of our stories on Google. WASHINGTON — President Trump’s mention Thursday of treating COVID-19 with ultraviolet light was part of a rambling digression that ...

Full train sets now part of pilot program to disinfect using full spectrum ultraviolet technology. UV light is proven to kill COVID-19. Ultraviolet light has a long history as a disinfectant and the ...

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, buses and trains; UV bulbs in HVAC systems ...

UV light reveals a version of the world humans were never meant to see. Everyday objects, clothing, skin, and even surfaces you think are clean suddenly look completely different under ultraviolet.

Shine an ultraviolet flashlight on flying squirrels, and they glow bright pink. Catch a scorpion on a full moon, and you’ll notice that it’s a haunting blue. Rays and sharks can turn neon green, while ...