Science
Animals
- DesertUSA - Desert Animals & Wildlife Extensive information about the wild U.S. desert inhabitants
- eNature.com Field guides, expert advice, discussion boards, & ecards for North American animals, plants, habitats, & parks
- Exploratorium: Frogs Showcasing marvels of adaptation
- Jack Hanna's Animal Adventures Journeys with Jack, FAQs, about Jack, schedule of appearances, this week's TV episode, archive, games, quiz, gallery, videos, merchandise, links
- Journey North 1999 A global study of wildlife migration
- National Geographic Animals and Nature Photo gallery, stories and wildlife guides.
- Nature.Net Audubon watercolors of North American birds, John Muir's Yosemite stories, discussions about birds, wildlife and nature photography
- SeaWorld/Busch Gardens Animal Information Database Animal and education resources
- Wildlife Conservation Society Wildlife info, zoos & aquariums, online exhibits, video & photo galleries, audio programs, science topics, wildlife news, events, education resources, getting involved
Climate
Ecology
- CNN.com - Nature Daily news and features on environment and animals
- Earthwatch Institute International Scientific field research organization working to understand the planet
- EcoNet Ecology news, action alerts, events, job/volunteer opportunities
- Natural Life News and features for healthy, ecologically sound living
- NOAA The National Oceanic and Atmospheric Administration - News, climate, coastal issues, fisheries, environment, marine navigation, research, satellites
- Outside Online Outdoor sports & recreation features, ecology news, destinations, expeditions, outdoor gear, fitness tips, messages
- Scorecard A complete reference on toxic chemicals in your area
Exhibits
- Amusement Park Physics How the design of a ride simulates danger, history of thrill rides, design your own roller coaster, physics glossary, links
- Discovery Online The Discovery Channel site
- Exploratorium's Science of Baseball! Understanding the physics and biology of baseball
- Exploratorium: ExploraNet Science and art exhibits from San Francisco
- ExploreScience.com A very entertaining site, with interactive activities that demonstrate dozens of scientific principles
- Franklin Institute Science Museum Dozens of excellent exhibits presented by the Philadelphia museum
- From Stargazers to Starships Astronomy, Newtonian mechanics, spaceflight, math refresher
- In Search of Human Origins Expedition journal, analysis, links, from National Geographic
- Intrepid Sea Air Space Museum Museum highlights, schedule of events, & visitor info for the exhibits at the USS Intrepid aircraft carrier, NYC
- Museum of the History of Science, University of Oxford Exhibits, museum features and information, science links
- National Geographic Perhaps the best graphics on the Net
- NOVA Online Dozens of excellent exhibits
- NOVA Online | Escape! Escaping injury in disasters and accidents
- NOVA Online | Mysteries of the Nile An attempt to discover the building techniques of the monuments of ancient Egypt
- Science Learning Network A site designed for the K-12 crowd, but too good not to include here
- Smithsonian Institution Hundreds of excellent site links
- Stonehenge What we know, and don't know, about the mysterious stone monument in Wiltshire, England
- WebExhibits Catalogue Directory of science and arts online exhibits
Hard Sciences
- Biology Project An interactive resource for learning biology
- Chemical Abstracts Service Comprehensive databases of chemical information
- Chemical Elements.com A very nifty and extensive Periodic Table of the Elements
- EncycloZine: Worlds of Science Introduction to general science, astronomy, biology, chemistry, cosmology, mathematics, paleontology, psychology, physics, scientific method, technology
- Eric Weisstein's Treasure Trove of Scientific Biography Searchable index of general and specific science biographies
- Eric Weisstein's Treasure Troves of Science Encyclopedias of math, science, and music
- History of Mathematics Discoveries & achievements, biographies, famous curves, much more
- National Science Foundation Biology, computer science, education, engineering, geosciences, math, physics, social sciences, more
- Science Page Chemistry, biology, physics, astronomy, conversions, science history, news, journals, teaching resources, projects, organizations, much more
- ScienceNet Searchable directory of FAQs relating to the sciences, career advice
- TIPTOP - The Internet Pilot to Physics The world's most comprehensive index to on-line physics resources
- Virtual Autopsy Case exercises in determining cause of death, for medical students
- Visible Human Project Visual slices of the body
- Visual Elements The Periodic Table of the Elements, it's history, landscape representations, desktop graphics, ecards, links
- Web Physics A vast resource from the faculty and students of Davidson College
Natural Disasters
- American Red Cross Preparedness, recovery, and relief information and services for worldwide hardships
- Hurricane and Natural Disaster Brochures Online preparedness information for hurricanes, tornadoes, lightning, floods, thunderstorms, hail, and heat
- HurricaneCity Current information on Atlantic hurricanes, with audio and video feeds
- World-Wide Earthquake Locator Maps and data for recent earthquakes, plus general information, FAQs, and teaching resources
News
- ABCNEWS.com : Science Index Daily science section from ABC
- CNN.com - Nature Daily news and features on environment and animals
- CNN.com - Sci-Tech Daily science, technology, and computer news and features
- NASA Site of the National Aeronautics & Space Administration
- PopSci.com Popular Science online with news and departments - automotive, computers, electronics, home tech, science, forums, links, more
- Science News A group of magazines from the National Science Foundation
- Science News Online Weekly featured articles, archives, yearly highlights, print magazine info
- ScienceDaily Magazine Today's headlines, summaries, search news, images, discussions, more
- UniSci Daily university science news, searchable archives with over 2,500 articles
Space
- AnchorDesk: Blast Off With Jon's Space-Related Downloads Screen savers and planetary calculators
- Astronomy Picture of the Day With searchable archive and glossary
- CNN.com - Technology: Space News, features, stories, launch countdown, NASA missions & Webcams, launch videos, forum, newsletter
- Earth and Moon Viewer An awesome collection of satellite images, with loads of viewing options
- From Stargazers to Starships Astronomy, Newtonian mechanics, spaceflight, math refresher
- Hubble Heritage Project Images from the telescope, astronomy resources
- International Space Station News, technical information, crew, gallery, more
- Kodak: Space Shots Photos featuring John Glenn
- Shuttle Countdown Online STS-97 info & status, photos, video, shuttle history, recent missions
- SPACE.com Space news, missions & launches, astronomy, search for life, photos & videos, business & technology, science fiction, people, columns, teaching, entertainment, games, spaceKids, merchandise, more
- Spacelink Current locations of many spacecraft, and a nifty solar system simulator