Airplane lavatories are marvels of engineering, combining vacuum science, pressure tricks, and strict regulations.

The Blueair Classic Pro CP7i can remove viruses and bacteria using violet-blue light, but it is not the only feature that ...

Scorpions are one of many animals that appear to glow under ultraviolet (UV) light. Scientists are finding that photoluminescence is more common than previously suspected. Shine an ultraviolet ...