Biology databases  

Scientific, historical and cultural information about the animal world.

Coverage of bacterial immunology, vaccinations, and diseases of man and animals. Clinical findings as well as all aspects of pure bacteriology, biochemistry, and genetics.

A grouping of files in the biological sciences.

Full text coverage in agriculture, ecology, energy, natural resources, geography, pollution & waste management, public policy, social impacts, urban planning and more.

Comprehensive coverage of the environmental sciences.

Google Scholar provides a simple way to broadly search for scholarly literature.

Information on topics ranging from global warming to recycling to alternate fuel

Search more than 17 million bibliographic citations in life sciences.
Free or open source.

A multidisciplinary index to the journal literature of the sciences.

Full text access to hundreds of science and science related resources.

Literature across all fields of science and social science.

Links to journals, articles and books in the sciences.

Citation and subject searching of research journals.

Journals in the physical/life sciences and in the social sciences.