2. uvBeast Black Light UV Flashlight For a thorough, full-house clean, try this floodlight effect UV flashlight. It illuminates a 30-foot radius, leaving no corner of your house unchecked.

(Read more about flying squirrels that secretly glow pink.) In the last year, citizen scientists have uncovered glowing geckos and millipedes using UV flashlights in their own backyards. And ...

Scorpions are creepy and they're kooky, mysterious and spooky, and come with an evolutionary ooky — that is, the ability to glow under UV (ultraviolet) light. For decades, the reason why ...