Earth Science World
On this site "find Earth [weather] data from around the world, images from the Earth Science World Image Bank, geoscience books, and information on careers in the geosciences." The image bank features a searchable and browsable collection of hundreds of photos of volcanoes, minerals, structures, and more. Also provides information about Earth Science Week, which takes place annually in October. From the American Geological Institute.
Earth Science Picture of the day
The Earth Science Picture of the Day (EPOD) highlights the diverse processes and phenomena which shape our planet and our lives." Photographs from all over the world are featured accompanied by brief descriptions and links to related sites. Includes a searchable and browsable archive of images back to 2000. A service of the Universities Space Research Association (USRA) and sponsored by NASA Goddard. The site welcomes contributors.
Science @ NASA
Provides news about space science, astronomy, living in space, earth science, physical and biological sciences, and space exploration technology. Most articles also available in Spanish. News is archived back to 1996.