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Harford County Public Library will be conducting a computer system upgrade on Tuesday, December 13.
Access to public computers, the library databases, e-resources, and account access will be unavailable.
Thank you for your patience during this period
With OneFile: Science, researchers can remain current with the latest scientific developments in particle physics, advanced mathematics, nanotechnology, geology, and hundreds of other areas. More than 350 full-text, non-embargoed journals are covered; updated daily, this collection includes more than 1.6 million articles to satisfy almost every scientific inquiry. Key subjects covered include the biological sciences, computing, engineering, and technology.
Browse 30 different science units that can be read at different reading levels. Read articles or watch science videos. Find experiments, learn about science careers, or read about science in the new. Explore and learn!
All about plants; this site is maintained by the U.S. Dept. of Agriculture, National Resources Conservation Service.
Access provided through a partnership between the APS Public Access Program and Harford County Public Library. You must be in the library to access these journals.
APS Journal Homepage