Main Page

Wikipedia is a multilingual project to create a complete and accurate open content encyclopedia. We started on January 15, 2001 and are already working on 29 articles in the English version. Visit the help page and experiment in the sandbox to learn how you can edit any article right now.

Selected Articles
In the news: Clare Short - EU enlargement - National Museum of Iraq - Jay Garner - SARS Recent deaths: Russell B. Long - Walter Sisulu - Wim van Est - Bernard Katz - Nina Simone Historical anniversaries: اپريل 5 - Mother's Day - Deep Blue - Ticonderoga - Indian Mutiny - Transcontinental Railroad - Goering - Mandela - Coca-Cola - WW II - Coral Sea Battle - Pontiac

Philosophy, Mathematics, Natural Science Astronomy and astrophysics - Biology - Chemistry - Earth science - Mathematics - Philosophy - Physics - Statistics Applied Arts and Sciences Agriculture - Architecture - Business and industry - Communication - Computer science - Education - Engineering - Family and consumer science - Health science - Law - Library and information science - Public affairs - Technology - Transport Social Sciences Anthropology - Archaeology - Economics - Geography - History - History of science and technology - Language - Linguistics - Political science - Psychology - Sociology Culture Classics - Cooking - Dance - Entertainment - Film - Games - Handicraft - Hobbies - Literature - Music - Opera - Painting - Recreation - Religion - Sculpture - Sports - Theater - Tourism - Visual arts and design Other Category Schemes About our category schemes - Library of Congress catalog - Dewey Decimal System - Wikipedia arranged by topic - Alphabetical order by title - Historical timeline - Themed timelines - Observed phenomena - Calendar - Reference tables - Biographies - How-tos - Current events

Writing Articles Policy - Copyrights - How to edit - Guide to layout and style - Public domain and shared resources - Requested articles and images - Brilliant prose and pictures - Reference desk About the Project About page - Announcements - FAQ - Village pump - Wikipedians - Chat - Mailing lists - Utilities - Software - Friends of Wikipedia - Press coverage - Download Wikipedia: SQL dumps - TomeRaider In Other Languages Wikipedia language list - Afrikaans - ‮العربية‬ (Araby) - Bosanski - Català - Česká - Dansk - Deutsch - Eesti - Español - Esperanto - Euskara - Français - Frysk - 한국어 (Hangukeo) - Hrvatski - Interlingua - Italiano - Latina - Nederlands - 日本語 (Nihongo) - Norsk - Polski - Português - Русский (Russkiy) - Simple English - Slovensko - Српски (Srpski) - Suomi - Svenska - Türkçe - 中文 (Zhongwen) - Start a new edition Sister Projects Meta-Wikipedia - Wiktionary - Sourceberg - Nupedia - September 11 Memorial Wiki