http://www.its.caltech.edu/~atomic/snowcrystals
From Caltech physicist Kenneth Libbrecht comes Snow Crystals, a Web page devoted to exploring the physics behind the nature of snow crystals and why they form such a variety of shapes.
http://www.med.harvard.edu/chge/review.html
Published by Harvard Medical School’s Center for Health and the Global Environment, The Quarterly Review provides expert-written nontechnical summaries of the most important recent scientific findings about changes to the global environment and their potential consequences for human health.
http://www.solgel.com
The Sol-Gel Gateway provides a Web portal to the world of those colloidal systems known as sols and gels. Put together by Michel Prassas of Corning’s European Research Center the site is updated monthly with contributions from the site’s editorial board as well as from sol-gel researchers worldwide.
To suggest topics or sites for Web Watch, please e-mail us at [email protected]. Compiled by Charles Day.