View this online catalog of 1127 scanning electron microscope images from the Free University of Brussels. The most recent addition to the categorized index is Cells. Images can be viewed and downloaded for private use. This site is a must for anyone who wants to see close-up images of things, like a leaf stomata, scales of a butterfly wing, or the head of a flea. Some visitors may be glad that...

The Optical Microscopy Division of the National High Magnetic Field Laboratory (NHMFL) provides these spectacular microscopy images as a collaborative initiative among Florida State University, the University of Florida, and the Los Alamos National Laboratory. Crisp color images of Thymidine, Cytidine, Uridine, and Guanidine are provided (and briefly described) in The Nucleotide Collection;...

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...

The National Center for Electron Microscopy (NCEM), funded by the U.S. Department of Energy, supports research carried out by visiting national and international scientists. As part of Lawrence Berkeley National Laboratory Berkeley, California, they provide access to several of the world's most advanced microscopes and tools for microcharacterization of materials. Photos and descriptions of their...

As part of the Science Learning Network, the Scanning Electron Microscope (SEM) Web site explores what an SEM is, how it's used, and what images it can produce. The How It Works section has a self-paced tutorial and an interesting movie describing how it functions as well. The other section for students is the image gallery, which has the Animal, Vegetable, Mineral game. Individual images from a...