Agriculture
Kids' Science Page - National Agricultural Library
Have fun learning about agriculture including the food we eat, how to eat nutritiously, a guide to gardening, Smokey Bear, the weather, and more.
Astronomy
Griffith Observatory Home Page
Griffith Observatory is a non-profit educational institution whose purpose is to provide information on astronomy and related sciences to the public. The Observatory is divided into three main areas: the Hall of Science astronomy museum, the telescopes, and the Planetarium Theater.
National Aeronautics and Space Administration (NASA)
The official website for NASA.
Science @ NASA
Partner with NASA providing "daily news about NASA research, live sky events, space weather, and opportunities...to participate in real NASA science." Featured is an affiliated site Space Weather, which respectively provide lesson plans and activities about science in the news and information about current weather phenomena. News is archived (select More Headlines) back to 1996.
Sky and Telescope
Learn about the sky above and outer space beyond from Sky and Telescope magazine. Includes weekly 'observing highlights'.
StarDate Online
Excellent educational astronomical site. Sections include stargazing tips; Sky Almanac; telescope guide; annual events; full-text of their daily StarDate radio program; AstroGlossary; FAQ file; Solar System Guide; and more. Also available in Spanish as Universo Online. From the University of Texas McDonald Observatory.
Voyager Project Home Page
Official web site of the JPL/NASA Voyager Spacecrafts 1 & 2. Contains: Current status of each spacecraft; Spacecraft description; Voyager's Planetary Tour; & more.
Biology
BioZone
This is an extensive database of biology links that can used to access a selection of websites and newsfeeds.
Endangered Species
Since 1961 the World Wildlife Fund has been working to protect endangered species. Use this site to learn about the status of key endangered species such as tigers, elephants and giant pandas.
Human Anatomy Online
Patients and professionals can explore the different body systems using anatomy labels that link to illustrations and descriptions. There is an 18-page general anatomy lesson, as well as the Interactive Anatomy with pictures and over 100 animations. Java is needed to see the pictures and animations. Created by Informative Graphics Corporation which produces viewing software.
Chemistry
WebElements Periodic Table of the Elements
A website from the University of Sheffield, UK, about the elements that make up the Periodic Table, including news of the discovery of the latest elements.
Earth Science
Energy Efficiency and Renewable Energy - U.S. Dept of Energy
Environmental Protection Agency's Climate Change Site
Basic information about climate change including the science of climate change, health and environmental effects, U.S. Climate Policy, and what you can do. There is also a link to Climate Change for Kids.
Field Guide to the San Gabriel Mountains: Natural History
Learn about the animals, plants, geology and geography, and weather of the San Gabriel mountains. A bibliography of print materials and links to online resources are also included.
National Earthquake Information Center
Latest quake information, maps and lists of recent earthquakes, earthquake hazards, how to prepare for an earthquake, earthquake FAQ and other information.
Pew Center on Global Climate Change
From the site: The Pew Center on Global Climate Change was established in 1998 as a non-profit, non-partisan and independent organization. The Center's mission is to provide credible information, straight answers, and innovative solutions in the effort to address global climate change.
Southern California Earthquake Data Center
Provides current and historical seismicity data as well as links to other earthquake sites.
Volcanoes of the World
Engineering
Aviation Week
Daily updates of the latest in civil and military aviation and space industry news and analysis. Includes selected full-text articles from the print version, plus headlines and links to news from Aviation Daily and Aerospace Daily magazines and nice list of other Web aviation resources.
General Science
Exploratorium
The Exploratorium is a museum of science, art, and human perception located in San Francisco, California. Online since 1993, the Exploratorium was one of the first science museums to build a site on the World Wide Web. Included in the site are more than 12,000 Web pages and many sound and video files, exploring hundreds of different topics.
Fun Science Resources Especially for Students
An excellent gathering of science experiments from various sources for early and later elementary, middle school, and high school level students in various fields: astronomy, biology, chemistry, earth science, physical science, and technology from ReachOutMichigan.org (Southeastern Michigan Math-Science Learning Community Coalition).
Nye Labs Online - Science Experiments
Bill Nye the science guy demonstrates about 40 different experiments you can do at home, complete with explanations of how things work.
Science Fair Project Resource Guide
The Internet Public Library provides links to help students pick a science project.
Science.gov
A gateway to authoritative selected science information provided by U.S. Government agencies, including research and development results.
TryScience.org - Science Experiments
Collection of science experiments organized by topic from a partnership between IBM Corporation, the New York Hall of Science (NYHOS), and the Association of Science-Technology Centers (ASTC).
Math
http://mathforum.org/
Information of interest to mathematicians, math teachers, parents, and students studying geometry and other branches of math. Math resources broken down by grade level and type of math. Check out Ask Dr. Math and MathMagic. Excellent resource.
Math in Daily Life
This site shows how math helps us in our daily lives. It demonstrates math concepts such as probability, compounding, growth, geometry, and relationships in situations such as gambling, savings and investing, population growth, home decorating, and cooking. Links to other web sites of related math interests.
Math2.org
A collection of math reference tables that include: General Math; Algebra; Geometry; Odds and Ends; Trigonometry; Calculus; Statistics; and Advanced Topics. In Spanish as well as English and includes an English-Spanish Math Dictionary.
Sieve of Eratosthenes - Information about Eratosthenes of Cyrene
Oceanography
Scripps Institute of Oceanography - Tides
Offers excellent graphical and textual information about tides for Los Angeles and other major sites on the West Coast showing the current status along with yesterday's and tomorrow's tides.
Physics
Laws List
Subtitled: Laws, rules, principles, effects, paradoxes, limits, constants, experiments, & thought-experiments in physics. From aberration to the Zeeman effect, this is a mini dictionary of physics and astronomy terms.