This NASA Image of the Day is the first image of the Earth and moon in a single photograph. The image was captured 7.25 million miles from Earth by Voyager 1 in 1977. More information about the photograph and a link to...

The Albumen Website, put together by art and photograph conservators Timothy Vitale, Paul Messier, and Walter Henry (also known as the Web master for CoOL, Conservation Online), presents the art, history, and science of...

This collection of approximately 4,500 photographs documents natural environments, ecologies, and plant communities in the United States at the end of the nineteenth and the beginning of the twentieth century. Produced...

High-Speed Visual Imaging (HiViz) provides "information and inspiration especially for students, teachers and hobbyists." Their goal is to dispel common misconceptions about high-speed photography, in particular that it...

The Lunar and Planetary Institute (LPI) offers a variety of thematic slide sets. Each set is accompanied by a written description of the images, a glossary, and a list of suggested reading material. Each image features a...