This Web site, produced by Pierantonia Cinzano at the University of Padova, addresses the many problems of light pollution and its possible solutions. Amateur astronomers can learn how to assist the International Dark-Sky Association in collecting measurements of the night sky's brightness. Everyone will enjoy the downloadable paper, The First World Atlas of the Artificial Night Sky Brightness,...

The Lighting Research Center is part of Rensselaer Polytechnic Institute (offering the world's only M.S. degree in lighting study) and provides "objective information about lighting technologies, applications, and products." The center also provides training programs for government agencies, contractors, and other lighting professionals. Specifically, the research addresses energy efficiency, new...

Produced by the Florida State University, this website offers a host of tutorials about microscopy and its related principles. In the Physics of Light and Color link, students can learn about electromagnetic radiation, fluorescence, light filters, lasers, and much more. The website offers an introduction to the use of a microscope, animations of light pathways, and a history of the instrument's...

Dr. Thomas Chasteen at Sam Houston State University created this compilation of sites and texts related to chemiluminescence, a process where "energy in the form of light is released from matter because of a chemical reaction." The site contains Quick Time animations, descriptions of related phenomena, links to related sites, and two bibliographies, one targeting advanced readers and the other...