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Vision -- Physiological aspects


View Resource Seeing, Hearing, and Smelling the World

The Howard Hughes Medical Institute offers this graphic site featuring up-to-date research on the science of sensory systems. Each of the site's five main sections, Senses (the brain), Seeing, Hearing, Smelling, and Brain Scans, showcases brief yet informative articles studded with intriguing facts and engaging graphics. A select Glossary adds to the site's educational utility. Designed by those...
View Resource Webvision: Organization of the Retina and Visual System

Offered through the John Moran Eye Center at the University of Utah, this Web site aims to "summarize the recent advances in knowledge and understanding of the mammalian retina." The Web site is arranged simply in a book-like fashion with chapters headings leading to well-referenced text and illustrations. The information presented is quite comprehensive, and would serve as a useful educational...
View Resource Animals Eyes

The Web site from BioMedia (1) is a fascinating look (no pun intended) at the eyes of other animals. Various images of eyeballs link to essays that explain such questions as how animals can see underwater and how many times the eye independently evolved in the animal kingdom. The next site (2) is based on a PBS Nova documentary about nocturnal animals. Visitors can click on an image of an eye to...