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 ...

Use precise geolocation data and actively scan device characteristics for identification. This is done to store and access ...

Additionally, there was a category for ultraviolet light and categories specifically ... examples of what's possible with this method of photography. Photographer: Gavin Spooner Title: Switzerland ...