What is ultraviolet light, and where does it come from? Learn how UV radiation is classified, measured, and used in medicine, ...

To get through the hottest days of summer, here's how to read the UV index so you know when the sun is most dangerous.

But does UV light kill mold, and if so, is it the most effective way to do it? Let’s find out with the help of Forrest Webber, an electrician who founded a cleaning company, ...

According to the FDA, these UV-C light sanitizers could eliminate germs on phones, furniture, toys and more high-touch objects and surfaces.

UV light can cause thymine bases to fuse together, scrambling the DNA sequence and essentially throwing a wrench into the machinery. Since the DNA sequence is no longer correct, ...

UV tattoos use a fluorescent dye, which means the tattoo only appears under UV light. There is little evidence on whether UV tattoo ink is safe for human skin. UV tattoos, also known as black ...

Far-UV light should be especially good at killing the virus when it’s in the air, Brenner said. But bodily fluids appear to be the primary means of transmission among chickens and turkeys ...

UV light with manicures can always pose a risk, says Dr. Gohara. LED lights pose less of a risk, but could still pose some potential dangers. “It’s kind of analogous to smoking a cigarette, ...

The problem is that when seeking to prevent damage from UV light, we tend to remove the deep violet that is essential for eye health. This suggests that UV-A should be redefined to a 315-360 nm range.

People with lupus should not stay in the sun for extended periods and should make every effort to avoid UV rays outside, which are at their peak between 10 a.m. and 4 p.m. Don’t be fooled by an ...

Remote-controlled microflow using light-controlled state transitions within DNA condensates has been reported by scientists ...

However, the blue tapetum also lets up to 60 percent of UV light pass through to the eye’s color sensors. The reindeer likely see the winter world as a shade of purple the way a human may see a ...