Some Scout Report readers might be wondering: "What is a light source?" It's a valid question, and the short answer is that these light sources in question are "accelerator-based sources of exceptionally intense, tightly focused beams of x rays and ultraviolent radiation." This helpful website is billed as the place for news, information, and educational materials about the world's synchrotron and free electron laser light source facilities, and first-time users will want to click on the "About Light Sources" section to get better acquainted with such facilities. Moving on, visitors can get the latest scientific updates from such facilities via the "Science" area. Moving on, those already active in the light source community can peruse the "For Users" area. The homepage also contains a frequently updated calendar of light source related events, along with links to their RSS feed and Twitter updates.