Digital Library

Science & Math

• Dictionary of Units
• Exploratorium: An Online Museum of Physical and Life Sciences
• MadSciNet Washington University Medical School
  Provides answers to science questions.
• National Museum of Natural History (Smithsonian Institution)
• SciCentral: Gateway to the Best Science Directories
• Science Timeline PSIgate
  Trace scientific discoveries in the physical sciences.

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• Birdnet
  Provides information about ornithology, the scientific study of birds.
• BugBios
  Pictures of bugs, articles, and links to other bug sites.
• THE REPTILE DATABASE 
  Reptile images, information, and links.
• Entomology Index of Internet Resources
  Find information about bugs & entomology with this subject guide.
• Fish FAQ
  Answers to common questions about fish.
• U.S. Fish and Wildlife Service
  Includes endangered species information, plus the National Image Library, a database of images in the public domain of wildlife, plants, National Wildlife Refuges, as well as wildlife management work.
• Animal Congregations 
  Proper terms for groups of animals.

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• Earth & Sky Radio Series
  Listen to segments from this radio series.
• The Nine Planets: a Multimedia Tour of the Solar System
  Overview of the history, mythology, and current scientific knowledge of each of the planets & moons in our solar system.
• Planetary Science Research Discoveries
  Research on meteorites, planets, and other solar system bodies being made by NASA-sponsored scientists.
• A Space Library
  Provides a solar system simulator and maps.
• StarDate Online
  Non-technical information about astronomy and space exploration, including stargazing tips, FAQs, sky almanac, solar system guide, StarDate magazine articles, and K-12 teacher resources.
• The U.S. Naval Observatory (USNO)
  The preeminent authority in the areas of precise time and astrometry. Distributes Earth orientation parameters and other astronomical data required for accurate navigation a& fundamental astronomy.
• Views of the Solar System
  Pictures & information about the planets in our solar system.
• Welcome to the Planets
  Images of the planets.

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• Biology Online
  Collection of tutorials covering biology related topics such as cell biology, human development, and neurology. Features a dictionary of more than 1,600 terms.
• The Biology Project
  Introductory biology course resources and applications.
• Cells Alive!
  Information about cell biology with images, drawings, and video.
• Genetics Education Center
  Resources for educators interested in human genetics and the human genome project.
• Guided Tour of the Visible Human
  View 3D cross-sections of the human body.
• Human Genome Project Information
• The Tree of Life: A Phylogenetic Navigator for the Internet
  Contains information about the diversity of organisms on Earth, their history, and characteristics.

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• Internet Directory for Botany
• Native Plant Information Network (Lady Bird Johnson Wildflower Center) Image gallery & database.
• Plants National Database
• Poisonous Plants Home Page Cornell
  Includes plant images & pictures of affected animals.
• Guide to Poisonous Plants
  Search plants by botanical or common name.
• What is Botany?
  The Botanical Society of America.

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• General Chemistry Online
  Includes notes & guides for first semester chemistry, a glossary, FAQs, and a trivia quiz.
• Material Safety Data Sheets on the Internet
• Unit Converter
• Web Elements - Periodic Tables

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• The Dinosauria
• UCMP Dinosaurs in Cyberspace: Dinolinks
• Zoom Dinosaurs

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• Earthquake Information from the U.S.G.S.
• Mineral and Gemstone Kingdom
• NEIC Earthquake Database Search
  Provides information on earthquakes from 2100 B.C.
• Ocean Planet Homepage
• Remarkable Ocean World
• Savage Earth Online: Earthquakes, Volcanoes and Tsunamis

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• Earth Trends
  Provides environmental information & vital statistics on nearly every country in the world, plus maps.
• EcoNet Home Page
• Energy Efficiency and Renewable Energy Network (EREN)
  Sponsored by U.S. Department of Energy.
• Energy Ideas
  Contains magazine pieces, reports, and other web resources for energy solutions.
• EnviroLink: The Online Environmental Community
• Environmental News Network
  Online newspaper with in-depth accounts, press releases, and more.
• EPA Global Warming Site
  Information about global warming and its relationship to climate change, emissions, and human action.
• Global Warming
  A map showing the current affects of this trend and information on various indicators.
• IISDnet(International Institute for Sustainable Development)
  Follows stages of development as it pertains to environmental & economic factors in governments, non-governmental organizations, private enterprises, communities, and individuals.
• NatureServe: An Online Encyclopedia of Life
  Provides conservation information on more than 50,000 plants, animals, and ecological communities of the US & Canada.

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• Web Geological Time Machine
  An introduction to geology, plus research guide.

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• Ask Dr. Math (Drexel University)
  Answers math questions from students & their teachers.
• Dictionary of Measures, Units & Conversions
• Math and Science Gateway
• Math Archives
• Math Forum
  Selected math resources by subject.
• Math Homework Help
• WebMath
  Instant solutions & explanations for your math problems.

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• Resources in Atmospheric Sciences
  Basic meteorological topics explained.
• Meteorology: The Online Guide
• NOAA (National Oceanic & Atmospheric Administration)
• The Online Tornado FAQ
  Basic facts about tornadoes.
• The Weather Channel

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• Astronomy Now Online
• Nature
• New Scientist: The Last Word
  Online counterpart to the British publication New Scientist. Provides questions & answers on everyday scientific phenomena.
• Popular Mechanics
• Science Daily
• Sky & Telescope's Weekly News Bulletin

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• Building Big
  Teaches basic physical science concepts by exploring the construction of bridges, domes, skyscrapers, dams, and tunnels. Includes interactive engineering labs & biographical sketches of engineers.
• History of Physics from the American Institute of Physics
• How Things Work (Louis Bloomfield-University of Virginia)
• Learn Physics Today
• Physics 2000
  Relies heavily on the use of applets (interactive animations).
• Physics Timeline
  Trace the history of physics discoveries.

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• Basics of Space Flight
• Hubble Site News Center
  Telescope pictures.
• The NASA Homepage
• NASA Kennedy Space Center
• NASA Human Spaceflight

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