This site has the Audubon Field Guides for plants and animals, park guides and gardening for wildlife tips.
EurekAlert! The Global Source for Science News
The American Association for the Advancement of Science site has links to current hot topics by subject.
Produced by the same organization that publishes Science News magazine, this web site features up-to-date scientific information on a wide variety of subjects.
The Why Files
Discover the science behind the news and have fun with interactives and Why-TV.