Wikipedia talk:Contents/TopicSystems

Main topics classification systems – Update as changes are made
Topics	Wikipedia:Contents	Megaportals	Wikipedia:Core topics, inner levels	Wikipedia:Version 1.0 Editorial Team/Core topics	Wikipedia:Version 1.0 Editorial Team/Core topics/Supplement	Wikipedia:1,000 core topics
Arts and culture	Arts and culture	Arts, Culture	Humanities, 15	Culture; Humanities, 24	Cultural topics (120)	Culture; Humanities, 162
Geography and places	Geography and places	Geography				Geography, 65; Countries
Health and fitness	Health and fitness	Health		Medicine
History and events	History and events	History, Current events
Mathematics and logic	Mathematics and logic	Mathematics, Logic	Mathematics	Mathematics, 5		Math
Natural and physical sciences	Natural and physical sciences	Science	Natural Science	Earth, 16; Life science; Physical science, 29		Science; Chemical elements, 118
People and self	People and self	Biography, Personal life	Everyday life, 9			Biographies, 201
Philosophy and thinking	Philosophy and thinking	Philosophy, Thinking	Philosophy
Religion and belief systems	Religion	Religion
Reference	Reference	Library and information science			Miscellaneous (50)	Miscellaneous, 1
Social sciences and society	Social sciences and society	Science, Society	Social Sciences, 10	Social science, 22; society, 15		Social sciences, 173
Technology and applied sciences	Technology and applied sciences	Technology and applied sciences	Applied Arts and Sciences, 14	Technology, 18	Technical topics (135)	Technology
Topics	Wikipedia:Version 0.5	Wikipedia:Vital articles	Wikipedia:Vital articles/Expanded	Wikipedia:Featured articles
Arts and culture	Arts, Language and literature	Arts	Arts	Art; Awards, decorations and vexillology; Culture; Food and drink; Language and linguistics; Literature and theatre; Music
Geography and places	Geography	Geography	Geography	Geography and places
Health and fitness		Health, Medicine	Health, Medicine	Medicine
History and events	History	History	History	Archaeology, History, Heraldry
Mathematics and logic	Mathematics	Mathematics, Measurement	Mathematics, Measurement	Mathematics
Natural and physical sciences	Natural sciences	Science	Science	Biology; Chemistry and mineralogy; Geology, geophysics and meteorology; Physics and astronomy
People and self	Everyday life	People, Everyday life	People, Everyday life	Royalty and nobility; Sport and recreation, Video games
Philosophy and thinking	Philosophy	Philosophy	Philosophy	Philosophy
Religion and belief systems	Religion	Religion	Religion	Religion, mysticism and mythology
Reference
Social sciences and society	Society and social sciences	Society and social sciences	Society and social sciences	Business and finance, Economics, Education, Law, Media, Politics and government, Psychology, Society, Warfare
Technology and applied sciences	Applied sciences and technology	Technology	Technology	Architecture, Computing, Engineering and technology, Transport
Category:Fundamental categories	Topics	Category:Main topic classifications			Category:Wikipedia core topics	Category:Top-importance articles
Information						766 Subcats
Nature	Mathematics and logic	Mathematics			Math
	Natural and physical sciences	Astronomy, Biology, Chemistry, Earth sciences, Environment, Geology, Nature, Physics, Science			Ecology, Science
	Reference
	Technology and applied sciences	Agriculture, Applied sciences, Architecture, Computing, Technology			Construction, Technology
Society	Arts and culture	Arts, Crafts, Culture, Film, Language, Literature, Music, Visual arts			Culture, Film
	Geography and places	Geography
	Health and fitness	Health, Medicine			Health sciences, Nutrition
	History and events	Archaeology, Events, History
	People and self	Entertainment, People, Radio			Biography
	Social sciences and society	Business, Economics, Education, Law, Military, Politics, Psychology, Society			Society
Structure
Thought	Philosophy and thinking	Philosophy, Thought
	Religion and belief systems	Religion