Stanford Encyclopedia of Philosophy
plato.stanford.eduScholar-written reference articles on philosophy
Scholar-written reference articles on philosophy
Publication and authorship details for vascular-plant names
Element information with history and periodic trends
Find books and other items held by libraries
Scholarly search with author, publication and date controls
Search published astronomical catalogues and data tables
Edited texts across Isaac Newton's varied writings
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British and Irish case law and legislation
Curated pathways with visualization and analysis tools
Translations and research tools for Tibetan Buddhist texts
Searchable transcripts of Darwin's correspondence
Science-fair projects, STEM activities and guides to scientific and engineering methods.
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Official preparation resources for Cambridge English Qualifications, grouped by qualification level.
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Controlled terminology for art and cultural-heritage research
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A discovery catalogue for university lectures and courses.