Wikipedia is 25. Founded on this day in 2001, this community contributor driven site has convincingly usurped what were once ...

Wikipedia is celebrating 25 years of the online encyclopedia and the enormous impact its had, while looking forward to its ...

As of December 2025, there are over 66 million articles across all languages on Wikipedia. Around 7 million articles are in English.

We can’t say the same for a machine operated by a narcissistic billionaire who is troublingly eager to prove he’s smarter ...

About 30 people gathered in the Hayden Library to marvel at the staying power of the little online encyclopedia that could — ...

From utopian origins to AI-driven rivals, the "people's encyclopedia" has been shaped by debates over neutrality, expertise ...

An experiment in online collaboration that seems like it should not have worked keeps clicking along, the rise of AI notwithstanding.

Wikipedia doesn’t exactly enjoy a reputation as the most reliable source on the internet. But a report released in June by the Wikimedia Foundation, which operates Wikipedia, suggests that the digital ...

Image: Popular Science composite by Tag Hartman-Simkins. Source: HBO; Allison Robbert / AFP via Getty Images; Max Mumby/Indigo/Getty Images; Win McNamee/Getty Images; Joe Rosenthal/Photo 12/Universal ...

On 15 January 2001, Wikipedia appeared online with a short announcement saying it was new. Pew Research Center traces ...

With nearly 7 million articles, the English-language edition of Wikipedia is by many measures the largest encyclopedia in the world. The second-largest edition of Wikipedia boasts just over 6 million ...