Add Yahoo as a preferred source to see more of our stories on Google. You may not like what your UV flashlight shows you, but it can help you keep your home or ...

Michael Shiroma has developed a new technique to spot coqui frogs at night using a UV flashlight, which has allowed him to ...

What if we could turn off the lights, flip on a flashlight, and watch the world transform in a dim purple glow? If you're a fan of forensic crime dramas, or you've used ultraviolet tools at work to ...

Add Yahoo as a preferred source to see more of our stories on Google. Shine an ultraviolet flashlight on flying squirrels, and they glow bright pink. Catch a scorpion on a full moon, and you’ll notice ...

UV won't blind you any faster than any other light, it just increases the risk of cataracts (since the UV light is partially absorbed by then lens in your eye).