Biotech dominates at 2025 #21toWatch Awards with winners focused on remedying persisting medical challenges The #21toWatch ...

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Most laser therapies used in vision treatments use short bursts of cool ultraviolet light with a much shorter wavelength of around 193 nanometers compared with the 670 nanometer wavelength used in ...

Ultraviolet (UV) radiation is a type of light. Sunlight has UV rays, along with other kinds of rays. Some light bulbs give off UV rays, too. UV light bulbs are used in tanning beds and lamps, some ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

Seeing flashing lights in the corner of one or both eyes can occur with migraine or result from trauma, detached retina, or other problems. The flashes of light may vary in shape, color, frequency ...

Handheld light meters aren't just a relic of the past, they do things your camera’s built-in light meter can't and are a vintage film photography staple The handheld light meter was once a ...

Editor’s Note: This is part of a series called Inside the Lab, which gives audiences a first-hand look at the research laboratories at the University of Chicago and the scholars who are tackling some ...