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 ...

If you haven't heard the news yet, the English-language version of Wikipedia -- all 3.8 million articles -- will be blacked out from 10pm ET tonight until 10pm on Wednesday night. During this 24-hour ...

On Jan. 15, 2001, the earliest edit found on Wikipedia’s homepage announced, “This is the new WikiPedia!” Twenty-five years later, Wikipedia remains a key source of knowledge on the internet, ...

When the Ebola pandemic erupted in West Africa in 2014, the English-language Wikipedia articles on Ebola were overhauled and versions were created or updated in more than 100 other languages. These ...