Technology readiness levels (or TRL levels, because repeating the last word of initialisms is common in English) is a metric ...

Animals with ultraviolet color patterns can be found all over nature. Here’s what we know about what purpose these patterns ...

UV light is highly effective at killing germs ... which makes it effective against "superbugs." But this broad-spectrum light is also a health hazard — linked to diseases such as skin cancer ...

How about being able to see things normally completely outside the visual spectrum, like hydrogen combustion ... If you’re thinking UV is a broad brush, you’re right. [David Prutchi] says ...

light. Unlike mammals, most birds are tetrachromatic, meaning that they can see in both the visible and ultraviolet (UV) spectrum. Facilities lacking UV light deprive birds of a range of colors that ...

In some people that are photosensitive, UV light from sunlight and indoor light sources can trigger a lupus flare. In addition to sunlight, ultraviolet rays are also given off by several different ...