"Intute is a free online service providing access to high quality Web resources for education and research. The service is created by a network of UK Universities and partners. Subject specialists select and evaluate the websites in the database."

This Social Science Google-Custom Search Engine searches all the Social Science departments at UC Berkeley. The UC Berkeley librarians have targeted 800+ academic, government agency, non-profit, and other web sites that provide high quality, downloadable statistical information and data sets. Emphasis is on data pertaining to the social sciences, health, developing countries, energy, natural resources, and the environment.

Anatomy and Physiology Interactives: The North Harris campus of Lone Star College has provided this amazing list of links to animations, movies and interactive tutorials covering Anatomy, Physiology, Biochemistry and Chemistry.

ARKive: A comprehensive audio-visual record of some 12,000 endangered species that can be browsed by common or scientific names. The Globally Endangered section includes around 375 species which are represented by ten minute video clips and still images. Background textual information for each species includes status, description, range, habitat, biology, threats, and conservation.

ASCB Image and Video Library: "The Image & Video Library of The American Society for Cell Biology (ASCB) is a continually growing collection of peer-reviewed cell images, videos, and digitized texts that illustrate the structure, function and biology of the cell, the fundamental unit of life."

Biocrawler: This website offers reviews, comments and other content on biology through the following links: BioNews, BioCompanies, BioDirectory, BioVideos, BioImages, BioWiki.

Biological Anthropology Forum: A comprehensive site providing information on the biological and cultural aspects of human variation and adaptation within the following subject areas: anthropology, health, genetics, language, diversity, population genetics, archaeology, geography, etiology, epidemiology, DNA, and the Human Genome Diversity Project.

Biology Browser: Use the browser to locate information on biological organisms, global species and other free resources for the life sciences. Use the subscription database, BIOSIS, in conjunction with the biology browser because this site selects and indexes life-science documents and abstracts them into citations which describe their content. It also maintains databases for searching citations - adding more than 600,000 new entries each year.

Biology Online: This site serves as a gateway to biological information. The site is separated into four main areas: A biology forum, a dictionary of biology, tutorials, and an online directory for categorical searches on the web in specific biological subject areas.

Biology Project: This site was developed at the University of Arizona as an interactive online resource. It was designed for biology students at the college and high school level. It is an interactive resource for learning Biology, Biochemistry, Cell Biology, Developmental Biology, Human Biology, Molecular Biology, Mendelian Genetics, and Immunology.

BioMed Central: BioMed Central is an open access publisher of online journals. "This database covers over 100 Open Access Journals covering all areas of Biology and Medicine."

Bio-Medicine: Web portal devoted to biological and medical technolgy. This free service provides breaking news about the latest discoveries and research projects in the subjects of biology and medicine.

BioScience and Natural Resources Library: The Librarians at the Marian Koshland B&NR Library(UC Berkeley) have evaluated and selected these sites for their importance in the biological sciences and natural resources. Some of these links are to publicly available websites.

Biosciences: "The Virtual Library Project specializes in reviewing Internet information sources pertaining to ecology and biodiversity based on their educational value."

BioTech: BioTech is a hybrid biology/chemistry educational resource and research tool, providing information from biology resources to post-secondary students, researchers, and faculty.

Cell and Molecular Biology: A good index for the study of molecular biology. This site provides research materials including online courses, biological images, and an excellent selection of online publications.

Cells Alive: "This site contains incredible computer-enhanced images of living cells and organisms for education and medical research, developed by James A. Sullivan."

CiteSeer: A research index to digitized scientific documents and other literature sponsored by The National Science Foundation and Nasa. Search capability provided by Google and hosted by Penn State's College of Information Sciences and Technology.

Climate Change Research Division: "The Climate Change Research Division includes process research and modeling efforts to (1) improve understanding of factors affecting the Earth's radiant-energy balance; (2) predict accurately any global and regional climate change induced by increasing atmospheric concentrations of aerosols and greenhouse gases; (3) quantify sources and sinks of energy-related greenhouse gases, especially carbon dioxide; and (4) improve the scientific basis for assessing both the potential consequences of climatic changes, including the potential ecological, social, and economic implications of human-induced climatic changes caused by increases in greenhouse gases in the atmosphere and the benefits and costs of alternative response options."

Digital Library for Earth System Education: "DLESE supports Earth system science education by providing access to high-quality collections of educational resources, eEarth data sets and imagery, including the tools and interfaces that enable their effective use in educational settings. Support services are intended to help educators and learners effectively create, use, and share educational resources. Communication networks are provided to facilitate interactions and collaborations across all dimensions of Earth system education."

Encyclopedia of Earth: The "new electronic reference about the Earth, its natural environments, and their interaction with society. The Encyclopedia is a free, fully searchable collection of articles written by scholars, professionals, educators, and experts who collaborate and review each other's work. The articles are written in non-technical language and will be useful to students, educators, scholars, professionals, as well as to the general public."

Encyclopedia of Life: "A collaborative scientific effort by scientists and nonscientists working in museums and research institutions around the world to create a portal that will eventually provide basic information on all known species."

Energy Science and Technology Virtual Library: "EnergyFiles is a virtual library of over 500 science and technology databases and Web sites. Sponsored, developed, and maintained by the Department of Energy's Office of Scientific and Technical Information (OSTI), this site provides access to information, tools, and technologies relevant to the Department of Energy (DOE), with an emphasis on the physical sciences. This page contains an enhanced alphabetical listing of all resources available through the service. It can be used for locating a specific collection or resource or for browsing the entire list of resources. Organization of resources by subject area is available through the Subject Pathways."

Gateway to Neuroscience Resources: "The SfN Neuroscience Database Gateway provides links to five main types of database: Databases of experimental data, Knowledge bases, Software tools for neuroscience, Bioinformatics resources, Providers of research materials, All neuroscience databases."

Groundwater Biology:  A list of recommended websites researched by Giuseppe L. Pesce, professor in the Department of Environmental Sciences, University of L'Aquila, Italy.

Harvard University Department of Molecular & Cellular Biology: Major links to biology-related databases.

Intute: Veterinary: "This site offers free access to a searchable catalogue of Internet sites covering animal health."

Life Sciences: Excellent biological links from the Life Sciences department at the University of Illinois. Additional links are available in the study of Genetics, Virology, Microbiology, and the Genome Database.

Mendelian Inheritance in Man from the National Center for Biotechnology Information Genetic Disorders: "This database is a catalog of human genes and genetic disorders authored and edited by Dr. Victor A. McKusick and his colleagues at Johns Hopkins."

Merck Veterinary Manual: "The Merck Veterinary Manual (MVM) has served veterinarians and other animal health professionals as a concise and reliable animal health reference for over 50 years."

Molecular Expressions Galleria: "The Molecular Expressions Galleria is your gateway to our numerous collections of photographs taken through a microscope." The photographs are available online through various scientific photo galleries.

National Biological Information Infrastructure: A comprehensive web guide to biological issues and disciplines, including California's Biology Index. This site is maintained by the Center for Biological Informatics of the U.S. Geological Survey.

Natural History Museums And Collections: A worldwide index of biological and botanical museums and zoos.

Neartica - Natural History : "This page has a list of the more common groups of plants and animals: Butterflies of North Amercia, Conifers of North America, Eastern Birds, Insects of North America, and Eastern Wild Flowers."

Plants Database: "The Plants database is a source of standardized information about plants in the U.S. and its territories. It includes names, checklists, automated tools, identification information, species abstracts, distributional data, crop information, plant symbols, plant growth data, plant materials information, plant links, references, and other plant information."

Public Library of Science: "This is the web site of the Public Library of Science, a nonprofit open access publisher founded by scientists and phsysicians in October 2000. PLoS provides peer-reviewed, open access journals in biology, medicine, genetics, pathogens, and tropical diseases."

SciNet: SciNet is a public directory that allows you to search links in major science subject areas.

SenseLab: "The SenseLab Project is a long term effort to build integrated, multidisciplinary models of neurons and neural systems, using the olfactory pathway as a model. The project involves novel informatics approaches to constructing databases and database tools for collecting and analyzing neuroscience information, and providing for efficient interoperability with other neuroscience databases."

BioEd Online: "BioEd Online utilizes state-of-the-art technology to give you instant access to reliable, cutting-edge information and educational tools for biology and related subjects. Our goal is to provide useful, accurate, and current information and materials that build upon and enhance the skills and knowledge of science educators."

Dictionary of Cell Biology: "The Dictionary of Cell Biology was first published in 1989, and has since been translated into several languages. It is intended to provide quick access to easily-understood and cross-referenced definitions of terms frequently encountered in reading the modern biology literature. This server contains the text of the Third edition, published in Late 1999."

Grey Matters: "Grey Matters is an educational series that seeks to enhance public awareness of recent developments in brain research. Topics include stem cells, brain development, perception, addiction and sleep."

Human Genome Project, DOEgenomes: Sponsored by the US Department of Energy Office of Science, this site provides the latest research in Genomics, Microbial Genome Program and Gene Testing.

EarthTrends Environmental Information: This site is "an online collection of information regarding the environmental, social, and economic trends that shape our world. EarthTrends offers the public a large breadth of statistical, graphic, and analytical data in easily accessible formats."

EcoCyc: "EcoCyc is a scientific database for the bacterium Escherichia coli. The EcoCyc project performs literature-based curation of the entire E. coli genome, and of E. coli transcriptional regulation, transporters, and metabolic pathways."

Exploring Life's Origins: This website is part of a multimedia exhibit at the Museum of Science and includes animations and illustrations to help describe origins of life research and theories. Illustrations and animations may be downloaded in the Resources for Educators section, and have been provided by Janet Iwasa, a NSF Discovery Corps Postdoctoral Fellow, in collaboration with Jack Szostak and his laboratory at Massachusetts General Hospital; and the Current Science and Technology team at the Museum of Science.

Expression of the Emotions in Man and Animals: A full text electronic version of Charles Darwin's entire book, "Expression of the Emotions in Man and Animals".

Genes and Disease:  This e-book, "Genes and Disease, is a collection of articles that discuss genes and the diseases that they cause. These genetic disorders are organized by the parts of the body that they affect. As some diseases affect various body systems, they appear in more than one chapter."

Genetic Engineering News:  A journal covering the latest biotechnology research in cell biology and genetic engineering, including the top 100 sites in these subject areas.

Genetic Science Learning Center: A joint research project of the University of Utah Eccles Institute of Human Genetics, School of Medicine, and Utah Museum of Natural History in the area of Genetic Science.

Global Amphibians Assessment: The information provided on this site summarizes global patterns of amphibian diversity through the selection of regional areas located on an interactive diversity map. The site also includes the geography of endangered species, habitat preferences, and environmental threats to major species.

Global Biodiversity Maps: The latest biomaps on the diversity of vascular plant distributed across the globe. A complete review of the most prominent climactic, geologic, and floristic features of the 20 centres of phytodiversity with more than 3,000 spp. / 10,000 km2 is presented.

Harvard Museum of Natural History - Harvard University: Harvard Museum of Natural History (HMNH) is the public museum of three renowned institutions at Harvard University: the Botanical Museum, the Museum of Comparative Zoology, and the Mineralogical and Geological Museum. These museums have exhibits on dinosaurs, paleontology, natural history, botany, minerals, meteorites, geology, mineralogy, zoology, biology, and mammals.

Howard Hughes Medical Institute: Recent biomedical research on mutant genes and hereditary diseases including the latest information on the Human Genome Project. Go to the featured link "Blazing a Genetic Trail" for the latest information on genetic research.

Jena Library of Biological Macromolecules: " The Jena Library of Biological Macromolecules (JenaLib) is aimed at a better dissemination of information on three-dimensional biopolymer structures with an emphasis on visualization and analysis, providing access to all structure entries deposited at the Protein Data Bank (PDB) or at the Nucleic Acid Database (NDB)."

Journal of Cell Biology: An academic journal published by Rockefeller Press with articles dating from 1965 to current issue.

Kimball's Biology Pages: This site contains a full-text, online version of a general biology text recently published in 1994. The author, Dr. John W. Kimball, a retired Harvard University professor, has fully copyrighted this online version in 2002.

Linus Pauling and the Race for DNA: "Utilizing over 800 scanned documents, photographs, audio clips and video excerpts, this website narrates the breathless details of the pursuit of the discovery of the double helix structure of DNA. Scattered throughout the project are images of a number of very important and extremely rare items, including a wealth of primary sources, i.e. manuscripts, photographs, published papers, audio-visual snippets and more."

Marine Realms Information Bank: "The U.S. Geological Survey (USGS) provides three digital libraries for coastal and marine science to serve the needs of a diverse audience-scientists, public servants, educators, and the public."

MathMol Library: A very extensive molecular database that provides 3D images to 100's of molecular structures.

Microbes.info: "A microbiology information portal containing a vast collection of resources including articles, news, frequently asked questions, and links pertaining to the field of microbiology."

MIT Biology Hypertextbook: "A website which contains the basic molecular biology that is the basis of MIT's core Biology course, "Introductory Biology""

Molecular and Cellular Biology: Academic journals published by the American Society for Microbiology including full-text articles published monthly from 1995-current issue. Click on link "search all ASM journals" to search numerous articles in multiple scientific subject areas.

National Environment Research Council: This research center contributes knowledge and understanding of major environmental issues such as global climate change, biodiversity and natural hazards and other environmental sciences.

National Geographic: "Resource for scientific discovery, travel, exploration, photography, maps, and news, featuring multimedia applications, live webcams, and educational tools from the National Geographic Society."

National Human Genome Research Institute: "This institute supports genetic and genomic research, investigation into the ethical, legal and social implications surrounding genetics research, and educational outreach activities." The Human Genome Project is available as a link with all the latest research on the DNA sequence of the entire human genome.

National Institute on Aging: Part of the NIH, the NIA's mission is to "support and conduct genetic, biological, clinical, behavioral, social, and economic research related to the aging process, foster the development of research and clinician scientists in aging, and communicate information about aging and advances in research on aging to the scientific community, health care providers, and the public."

National Science Foundation: The latest scientific discoveries in biology and geosciences.

Natural History: A magazine published by the American Museum of Natural History containing articles on science, nature, and culture; including highlights from current and past issues.

NatureServe: an online encyclopedia of life:  A source of information on plants, animals, life histories, and endangered species. Also includes biodiversity information, conservation maps and scientific names.

Open Access e-Journals: ArXiv is an open access, full-text e-print service in the fields of physics, mathematics, non-linear science, computer science, quantitative biology and statistics. AarXiv is owned, operated and funded by Cornell University, and also partially funded by the National Science Foundation.

Online Biology Book: Professor Mike Farabee of Estrella Mountain Community College has developed a college-level introductory biology text which is revised and updated on a regular basis. This full-text resource is for educational purposes and can be used to supplement hard copy textbooks in Biology.

Origin of Species by Means of Natural Selection: Full-text copy of the first edition of this work by Charles Darwin.

Research and Documentation Online: Online version of "Research and Documentation in the Electronic Age" by Diana Hacker. It contains research guides to Humanities, Social Sciences, History, and Sciences.

Science Biology: Living Systems: An online web book offering extensive links on living systems chapter by chapter.

Scientist: A professional journal which provides scientific research in the life sciences. It provides a forum for issues in research, technology, employment, funding, and policy.

Telomeres: TA Sciences is a medical research team that is providing the latest discoveries in Telomere Biology, especially as it affects human aging. Telomeres are buffers, protective pieces of DNA material at the ends of each and every chromosome in every cell in the body.

United States Geological Survey: Biological Resources: Contains latest US Government scientific research, current geology projects and full text biological research reports. Use the index available in the link, "Biological Resources Expertise" to locate authoritative resources.

University of Houston Biology Tutorials: The faculty in the department of Biology and Biochemistry have developed an interactive tutorial to help students to develop a basic understanding of various biological topics.

Visible Human: "The Visible Human Project has generated over 18000 digitized sections of the human body. This introduction and tour uses images and animals from the project to teach key concepts in human anatomy."

Wellcome Trust Centre for Human Genetics: "The scientific objective of the Centre is to explore all aspects of the genetic susceptibility of disease including the localisation of genes involved in common diseases, characterisation of the variants responsible for susceptibility, the understanding of how these DNA variants may contribute to risk of disease in the population and finally, how such genetic factors contribute biologically to a disease process."

World Wildlife Fund: "The World Wildlife Fund is the largest privately supported conservation organization in the world. You can search the site overall, browse the featured sites, or submit a question to be answered by email. There are useful links for kids and for teachers."