Directory of Open Access Journals A community-curated online directory that indexes and provides access to high quality, open access, peer-reviewed journals.

Gale Science in Context  A premium research database that provides contextual information on hundreds of today's most significant science topics,  howcasing how scientific disciplines relate to real-world issues ranging from bacteria to obesity and weather.  Access requires a Santa Cruz library card and a PIN.

The National Academies Publications Access to the free full-text of thousands of e-books published by the National Academies Press as well as journals, news articles, and other publications.

National Science Digital Library Open-access online digital library and collaborative network of high quality resources and tools for science, technology, engineering, and mathematics (STEM) education. 

Public Library of Science A nonprofit open-access science, technology, and medicine publisher with a library of open-access journals and other scientific literature under an open-content license.

PubMed Citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full-text content from PubMed Central and publisher web sites. Learn more about how to limit your search to articles that have free full text available. 

ProQuest Central Student (CA State funded database) Multidisciplinary resource with millions of articles from more than 10,000 full-text scholarly journals in education, humanities, psychology, science, social sciences, and news. (When not on campus, access via the Clever portal:

Science Direct   Bibliographic database of scientific and medical publications in four main sections: Physical Sciences and Engineering, Life Sciences, Health Sciences, and Social Sciences and Humanities. Article abstracts and some content are available open access. Provides a search of over 60 databases from 14 federal science agencies and 200 million pages of science information, and is a gateway to 2,200+ scientific websites.


Meiosis Tutorial from the Biology Project, University of Arizona.  

The Cell Cycle & Mitosis Tutorial from the Biology Project, University of Arizona. 

Nova: How Cells Divide from PBS Online. 

Learn.Genetics from the Genetic Science Learning Center, University of Utah.  


Chemistry World Research Website of the Royal Society of Chemistry which carries out research, publishes journals, books and databases, as well as hosting conferences, seminars and workshops.

Dynamic Periodic Table  Explore the elements.

eMolecules Search for Chemistry information online in addition to drawing chemical structures for molecules that are searched.

Eric Weisstein's World of Science: Chemistry
Written and maintained by the author as a public service for scientific knowledge and education, contains budding encyclopedias of astronomy, scientific biography, chemistry, and physics.

NIST Chemistry WebBook
This site provides thermochemical, thermophysical, and ion energetics data compiled by NIST under the Standard Reference Data Program.

Earth Science

Biodiversity Heritage Library Open access digital library for biodiversity literature and archives, managed by a Secretariat headquartered at Smithsonian Libraries and Archives in Washington, DC.

California Coastal Commission Information and data for coastal issues of regional relevance.

California Geotour An index of web pages of geologic field trip guides and related web sites compiled by the California Geological Survey (CGS).

Central and Northern California Ocean Observing System (CenCOOS) Providing data, information and expertise to sustain ocean health.

Monterey Bay National Marine Sanctuary A wealth of local information on aquatic and marine topics.

Oceanography, Earth, and Marine Sciences  Online guides, links, and resources below to discover the print and digital collections and resources in oceanography, earth and marine sciences, intended for the support of research at the Scripps Institution of Oceanography.

This Dynamic Earth: the story of plate tectonics Online edition contains all text from the original book in its entirety.

U.S. Geological Survey, California Water Science Center (CAWSC) Reliable, impartial, foundational data and scientific analysis to address water issues facing California today.


Health & Wellness Medical Research, Consumer Health, and Health Topics recommended by Santa Cruz Public Library. 


Eric Weisstein's World of Science: Physics
Written and maintained by the author as a public service for scientific knowledge and education, contains budding encyclopedias of astronomy, scientific biography, chemistry, and physics.

The Universe and More  Interactive Physics resources


Infotopia An academic search engine designed for "students, teachers, and especially homeschoolers." Uses a Google custom search to provide access to previously vetted websites selected by librarians, teachers, and educational professionals.

Phet Interactive Simulations Fun, free, interactive, research-based science and mathematics simulations from the University of Colorado at Boulder.