Science & Technology

Astronomy

National Aeronautics and Space Administration (NASA)
Access information published by NASA, a federal government agency whose mission is to pioneer the future in space exploration, scientific discovery, and aeronautics research.

Biology

Biology Project
Learn about biology by accessing these interactive resources, produced and maintained by the University of Arizona Department of Biochemistry and Molecular biophysics.

Genetics Home Reference
Your guide to understanding genetic conditions.

National Human Genome Research Institute
Arm of the U.S. National Institutes of Health dedicated to advancing human health through the study of genetics.

North American Mammals
Searchable database of all living mammals of North America.

Botany

Plants Database
The home page for the United States Department of Agriculture PLANTS Database.

Chemistry

General Chemistry Online
Search this guide for hyperlinked notes and articles about first semester, college-level chemistry.

NIST Chemistry WebBook
Provides chemical and physical property data on over 40,000 compounds.

PubChem
Free database of chemical structures of small organic molecules and information on their biological activities.

WebElements Periodic Table
Explore key information about the chemical elements through this periodic table.

Environment

EnviroFacts
Provides access to several EPA databases that provide information about environmental activities that may affect air, water, and land in the United States.

Garbage: How Can My Community Reduce Waste?
Uncover ways to improve next year’s environmental record by reducing waste. Test your knowledge about the hazardous wastes we generate in our homes, and try to shrink a landfill.

NatureServe
Non-profit conservation organization whose mission is to provide the scientific basis for effective conservation action.

U.S. Global Change Research Information Office
Check out Dr. Global Change, a reference service that can assist you find information and data relevant to global environmental change.

General

Equation Sheet.com
Access a searchable database of equations, constants, symbols, and SI units, as well as utilities for unit conversions, LaTeX to PNG image conversion, and LaTeX to MathML conversion.

Invention Dimension
A fun-filled and at times wacky approach to making learning about invention exciting for the kid in all of us.

Nobel Prize
The official website of the Nobel Prize.

Science Daily
Your source for the latest research news.

Science Learning Network
Explore an online community of educators, students, schools, science museums and other institutions who are demonstrating a new model for inquiry science education.

Sparticl
A general sicence resource aimed at middle schoolers with videos, articles, demonstrations, and interactive games where users can earn points and compete against each other.

Where to find MSDSs on the Internet
Annotated list of 100+ free resources for Material Safety Data Sheets (MSDS) sites on the Internet.

World of Science
Eric Weisstein's World of Science contains budding encyclopedias of astronomy, scientific biography, chemistry, and physics.

Geology

Pacific Northwest Seismograph Network
Become familiar with the earthquake activity and geological hazards of the Pacific Northwest. Based at the University of Washington, operated jointly by several northwest institutions.

U.S. Geological Survey
Find information about the water, biology, energy, and mineral resources in the State of Washington.

U.S. Geological Survey
Access information on biology, geography, geology, geospatial information, and water. The USGS is dedicated to the timely, relevant, and impartial study of the landscape, natural resources, and the natural hazards that threaten us.

Math

Math Forum
The leading online resource for improving math learning, teaching, and communication since 1992.

Oceanography

National Oceanic and Atmospheric Administration (NOAA)
Get up to the minute weather warnings, forecasts and more from NOAA. Their reach goes from the surface of the sun to the depths of the ocean floor as they work to keep citizens informed of the changing environment around them.

Naval Oceanography Portal
The Naval Oceanographic Office (NAVO) maximizes seapower by applying relevant oceanographic knowledge in support of U.S. National Security.

Paleontology

Discovery Channel Dinosaur Guide
Bone up on your dinosaur information, and look for up-to-date news reports on dinosaur discoveries around the world.

Smithsonian National Musem of Natural History Dinosaur Primer
Learn about the dinosaurs on display at the Smithsonian, and answer questions such as: “Where did they come from?” “Where did they live?” “Why did they go extinct?”

U.S. Geological Survey’s Paleontology Page
Explore a wide diversity of paleontologic studies and applications.

Physics

Fear of Physics
Use simulations to demonstrate the concepts of physics. Topics include the Doppler Effect, roller coasters, pendulums, Einstein’s theory of relativity, gravity, planets, acceleration, and more.

Technology

Download.com
Free software downloads and software reviews.

Shodor
Non-profit organization dedicated to providing resources for computational science education.

Webopedia: Online Computer Dictionary
An online computer dictionary and internet search engine for internet terms and technical support.

Weather

National Weather Service
Find weather, hydrologic, and climate forecasts and warnings anywhere in the United States, including its territories and adjacent waters.

Weather Channel
Current weather and extended forecasts for around the world. Searchable by location or zip code.