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Articles, images, and video in all major areas of science and technology. Includes digitized print materials such as McGraw-Hill Encyclopedia of Science & Technology and Hutchinson Dictionary of Scientific Biography.
American Men & Women of Science: A Biographical Directory of Today’s Leaders in Physical, Biological, and Related Sciences
Contains biographical information on over 135,000 living scientists of note.
Contains in-depth and accurate information on all chemical elements.
Complete Dictionary of Scientific Biography
Offers biographies of mathematicians and natural scientists from all countries and from all historical periods.
Encyclopedia of Life
Compiled by the National Science Foundation from scientists and educational institutions, this site contains interesting and engaging videos on a variety of scientific topics. Videos are embeddable and can be shared on social media sites.
Science Reference Center
Full-text of articles from science magazines, encyclopedias, reference books, and other sources. Topics covered include biology, chemistry, earth & space science, environmental science, health & medicine, history of science, life science, physics, science & society, science as inquiry, scientists, technology, and wildlife.
This highly regarded site offers explanations of concepts and equations in mathematics, chemistry, physics, and astronomy.
Entries on the history, current events, and future of space exploration as well as biographical information.