• Astrophysics Data System
  Open access index of articles in astronomy, astrophysics, and space sciences.
  in Public bookmarks with a astronomy journals__articles open_access
• Science Magazine
  in Public bookmarks with astronomy biology chemistry computer_science e-journal(s) engineering geography_planning_and_environment health_sciences journals__articles physics public_health s sciences
• Science.gov
  A gateway to government science information and research results. Searches over 55 scientific databases and 200 million pages of science information with just one query, and is a portal to over 2100 scientific Websites. [Free]
  in Public bookmarks with astronomy biology chemistry computer_science digital_manufacturing_technology engineering geography_planning_and_environment government health_sciences information_technology__informatics open_access physics public_health s sciences subject_gateway
• ScienceDirect (Elsevier Books & Journals Online)
  "Why choose this? ScienceDirect has thousands of online books and journals, primarily in the life and physical sciences, technology, and medicine. Target audience: Researchers in the sciences, technology, business, and social sciences. What it covers: 2,000+ journals, 35,000+ books, mostly 1996 present."
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• Web of Science: Core Collection
  Access the world’s leading scholarly literature in the sciences, social sciences, arts, and humanities and examine proceedings of international conferences, symposia, seminars, colloquia, workshops, and conventions. Mobile app available.
  in Public bookmarks with africa_and_diaspora_studies anthropology astronomy biology chemistry communication computer_science criminal_justice economics education geography_planning_and_environment journals__articles mathematics nursing physical_therapy physics political_science psychology search_engine w

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