Eric's Treasure Troves of Science

This site has been assembled for the past ten years by Eric W. Weisstein, Internet encyclopedist, and has won numerous awards. A wonderful resource for chemistry, astronomy, math music and physics, biographies of scientists and a special feature of plot summaries for approximately 100 Star Trek episodes!

Discovery.com

Web site for the popular science cable channel.

WhyFiles: the Science Behind the News

Weekly features that explain the issues of science and technology behind the stories making headlines.

How Stuff Works

Divided into 10 categories of "stuff" such as "ComputerStuff", "PeopleStuff", and "ElectronicStuff", this site explores the how things work with brief, informative articles.

eNature.com

Owned by the National Wildlife Federation, search regional wildlife guides by zip code or keyword for over 4,800 plants and animals.

Explorezone

Reference for earth, space and weather science.

Nine Planets

"A multimedia tour of the solar system." History and current scientific knowledge of the planets and moons in the solar system. Text and images, sounds and movies.

Web Elements Periodic Table

"Click on an element for detailed information, description, and data."

Chemfiinder.com

Search by CAS number, molecular formula or weight for common chemical compounds and retrieve information on chemical compounds.

The Cyber-ific Table of the Elements

A part of Bayer Company's "Make Sense of Science" program, this is a fun
periodic table that gives information as you roll over each element in the table.