Science Reference Center

Full text for hundreds of science encyclopedias, reference books, periodicals, & 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 & wildlife.

POWER Library E-Resource – Sponsored by Commonwealth Libraries.

ReferenceUSA

Yellow Page & Business White Pages; annual reports, 10-ks & other SEC information; Continuing Medical Education (CME) directories; federal, state, provincial & municipal government data; chambers of commerce information; business magazines, trade publications, newsletters, major newspapers, industry & specialty directories; & USPS® information, including both U.S. & Canadian National Change of Address updates.

POWER Library

POWER Library is a service of Pennsylvania's public libraries, school libraries and the State Library. POWER library allows you to access thousands of full-text periodical articles, newspapers, plus photographs, pictures, charts, maps, reference materials for young people and more.

POWER Library E-Resource – Sponsored by Commonwealth Libraries.

MedlinePlus

Find information on diseases, conditions, and wellness issues on the National Institutes of Health's web site for patients and their families and friends. MedlinePlus offers reliable, up-to-date health information, anytime, anywhere, at no charge. Produced by the National Library of Medicine. (Para buscar en Espanol, seleccione "Espanol," de la izquierda.)

Kids InfoBits

Kids InfoBits provides elementary-aged students with age-appropriate, curriculum-related content covering a broad range of educational topics such as animals, arts, geography, health, literature, people, social studies, technology, etc.

POWER Library E-Resource – Sponsored by Commonwealth Libraries.

GREENR

Gale Global Reference on the Environment, Energy and Natural Resources (GREENR) focuses on the study of sustainability and the environment. It provides news, background information, video, commentaries, primary source documents and statistics in relevant topic areas such as energy systems, healthcare, food, climate change, population, economic development, etc.