- Abacus, The – Instructions on how to use a real abacus, and a chance to play with the online Java model.
- ASEE Clearinghouse for Engineering Education
- American National Standards Institute (ANSI) Online
- American Physical Society -Info on membership, journals, meetings and international affairs for physicists.
- Artificial Life Online
- Beckman Institute for Advanced Science and Technology
- Becoming Human – Site is designed to teach a general audience about human evolution and the search for early hominid life in the field. Journey through the story of human evolution.
- Bureau of Atomic Tourism
- Cells Alive!
- Center for Democracy and Technology
- Center for the History of Physics – The history of modern physics and allied fields including astronomy, geophysics, and optics.
- Chaos Group at the Univ. of Maryland
- Chemistry and Industry Magazine
- Chicago Museum of Science and Industry
- Chocolate – This special online-only edition of Exploring takes a closer look at the sweet lure of chocolate. Site examines the fascinating — and often misreported — history of chocolate, follow the chocolate-making process, and take an online visit to a chocolate factory. Also explored is the science of chocolate, and find out about the latest research into the possible health effects of its consumption.
- CNN – SciTech
- Communications Research Centre (Government of Canada)
- DNA From The Beginning – This site provides an animated primer on the basics of DNA, genes, and heredity. Information isorganized around key concepts. The science behind each concept is explained by: animation, image gallery, video interviews, problem, biographies, and links.
- Discovery Channel Online
- Dive and Discover: Expeditions to the Seafloor – Join scientists as they dive to the mid-ocean ridge thousands of meters deep. Explore towering underwater volcanoes, black smokers, and bizarre creatures that live there.
- Earthquake Engineering Research Institute
- Eccles Institute of Human Genetics
- Edinburgh Engineering Virtual Library – EEVL – searchable and browsable database of close to 3,000 annotated useful information resources in engineering
- efunda.com – “Here you can find data on thousands of materials, refreshers on engineering formulas and math, and information on design processes.”
- Einstein Revealed – PBS NOVA profile of Uncle Albert, with teaching resources, Shockwave demonstrations, animations of relativity concepts and more.
- Electronic Emissary
- Essays on Science and Society – Site from Science magazine features the views of individuals from inside or outside the scientific community as they explore the interface between science and the wider society.
- EurekAlert – “A comprehensive news server for up-to-date research in science, medicine, and engineering.”
- Evolutionary Tales: Rhyme and Reason on Creation/Evolution
- Exploratorium
- Explorit Science Center
- Fermilab: Discovering the Nature of Nature
- Forensic Science Society
- Franklin Institute Science Museum – Resources for science learning.
- Gene Map of the Human Genome – shows the chromosome location of over 16,000 human genes with links to the underlying sequence and map data.
- Genetics Education Center, The
- Geology.com – This site offers links to popular topics in Geology and earth sciences. Satellite images, job information, geology dictionary, geology news and tools. Features include: an Earth Science dictionary of over 500 terms; printable geologic time scale; printable mineral identification chart; directory for jobs and careers in Earth Science; over 200 satellite images of cities, states, and countries.
- Global Volcanism Program
- Glossary of Mathematical Mistakes
- How Volcanoes Work – This website is by HowStuffWorks.com.
- HubbleSite News Center
- Hubble Space Telescope Home Page – Space Telescope Science Institute
- IEEE Home Page
- IEEE Standards & Links – Abbreviation of Institute of Electrical and Electronics Engineer, the IEEE is an organization composed of engineers, scientists, and students. The IEEE is best know for developing standards for the computer and electronics industry.
- iCivilEngineer.com – site focusing on civil engineering knowledge and technology.
- Lawrence Livermore National Laboratory
- Marching Through the Visible Man – complete, anatomically detailed, three-dimensional representations of the male human body.
- Martindale’s Calculators – Online Center – over 18,000 online calculators.
- Math and Physics Help Page, The
- Mathematical Quotations Server
- Microscapes: Images from the Microscope
- Mineral Gallery
- Monterey Bay Aquarium
- NSSDC Photo Gallery
- NanoTechnology Magazine
- National Academy of Sciences – Includes the National Academy of Engineering, Institute of Medicine and National Research Council.
- National Aeronautics and Space Administration (NASA) Home Page
- National Museum of Science and Technology (Canada)
- National Research Council of Canada
- National Science Foundation
- New England Aquarium
- New Scientist – “Science news and science articles from New Scientist.”
- Nine Planets, The
- Nova – “NOVA revolves around a simple premise: the world of science is exciting! For NOVA viewers, science means adventure and exploration – because from ants to aliens, this weekly documentary series probes the far reaches of earth, sea and stars. NOVA proves that science is neither secret lore nor sacred ritual but rather, at its heart, a lifelong journey of discovery.”
- Bill Nye.com
- Particle Adventure, The – Site allows you to explore the world of fundamental particles and forces and then to investigate the experimental evidence and techniques. Games, experiments and other resources designed to appeal to kids of all ages, as well as their parents.
- Physics for Free – This site contains two free books by Emeritus Professor Frank Firk, former Chairman of the Department of Physics and Master of Trumbull College, Yale University. The first, Essential Physics 1, is an intensive introduction for potential Physics majors. The second, Introduction to Groups, Invariants & Particles, is a book for Seniors and advanced Juniors, majoring in the Physical Sciences.
- PhysLink – Physics and education, online education and reference
- Popular Science Magazine
- Powers of Ten – View the Milky Way at 10 million light years from the Earth. Then move through space towards the Earth in successive orders of magnitude until you reach a tall oak tree just outside the buildings of the National High Magnetic Field Laboratory in Tallahassee, Florida. After that, begin to move from the actual size of a leaf into a microscopic world that reveals leaf cell walls, the cell nucleus, chromatin, DNA and finally, into the subatomic universe of electrons and protons.
- Profiles in Science This site makes the archival collections of prominent twentieth-century biomedical scientists available to the public through modern digital technology. The collections have been donated to the National Library of Medicine and contain published and unpublished materials, including books, journal volumes, pamphlets, diaries, letters, manuscripts, photographs, audio tapes, and other audiovisual materials.
- physicsworld.com – “physicsworld.com – news, views and information for the global physics community from Institute of Physics Publishing.”
- Royal Society of Chemistry: Visual Elements Periodic Table – “The Royal Society of Chemistry’s interactive periodic table which includes Murray Robertson’s Visual Elements artwork. Hover over the elements to see key facts and the supply risk which highlights elements where limited abundance may hinder the production of new technologies. Click the elements for interesting facts, atomic data, isotopes and more.”
- Santa Fe Institute
- SciCentral – gateway to over 50,000 sites pertaining to over 120 specialties in science and engineering.
- Science.gov – “Science.gov is a gateway to government science information provided by U.S. Government science agencies, including research and development results.”
- ScienceDaily
- Science News – “Science News is an award-winning weekly newsmagazine covering the most important research in all fields of science.”
- SciTech Daily Review – an updated report of science news and reviews
- Smithsonian Institution Home Page
- Smithsonian National Air and Space Museum
- St. Louis Science Center
- Statistical Reports on U.S. Science and Engineering
- Strange Science: The Rocky Road to Modern Paleontology and Biology
- This Dynamic Earth: The Story of Plate Tectonics – complete text and figures from this book published by the U.S. Geological Survey.
- Tree of Life
- Univ. of Calif. Museum of Paleontology
- Virtual Body, The – combines casual elegance with sleek utility in a dermless outfit that highlights over thirty feet of intestines, four pounds of cranial grey matter, and several quarts of blood. Strap on your Shockwave goggles for a roller-coaster ride through the lower colon or an impromptu tour of the tibia.
- Visual Human Project – U.S. National Library of Medicine
- WWW Links for Chemists – over 3500 chemistry resources in a searchable index
- Web Elements – Periodic Table
- Why? Files, The
- Windows to the Universe
- Wolfram Alpha – “Wolfram|Alpha gives you access to the world’s facts, without searching. See what everyone is talking about.”
- Wolfram MathWorld