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Wikipedia

Wikipedia is a free online encyclopedia that delivers crowd-sourced information on nearly any topic in dozens of languages.

Runs on Web
Available on Web
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Overview

What is Wikipedia?

How Wikipedia Works

Wikipedia hosts millions of articles authored and updated by its global community. Anyone can edit content, which helps articles stay current and comprehensive, but can also introduce errors or bias. There’s no account requirement for accessing or contributing, so you can start reading or editing instantly. The site is managed by the nonprofit Wikimedia Foundation and is entirely operated by volunteers and donations. Wide language support makes it accessible for users worldwide, although article quality and detail can vary greatly across subjects and regions.

Content Breadth, Accuracy, and Use Cases

Wikipedia offers in-depth entries on science, arts, history, pop culture, and current events, making it a go-to for general knowledge, quick research, and homework help. While academic rigor isn’t always guaranteed, references and sources are typically listed for verification. It is frequently used by students, teachers, professionals, and everyday users seeking quick facts or overviews, though heavy reliance for scholarly or critical research is discouraged.

Capabilities

Key features

Provide open editing

Anyone can update or add information to articles

Track article history

Every edit is logged and viewable for transparency

Link supporting sources

Articles often include citations and references

Host in multiple languages

Supports dozens of language editions

Organize content by topic

Articles are grouped by theme and subject area

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