Wikipedia is a free online encyclopedia featuring openly editable content created and sourced by users from around the world. Wikipedia is a volunteer service, powered and maintained by a full-time ...

Its titular appositive is “the free encyclopedia that anyone can edit” and its mission statement says it exists “to empower and engage people around the world to collect and develop educational ...

What fascinates me about Wikipedia is not that it exists, per se, even though it is obviously extraordinary that it does. Nor is it the ever-roiling “talk” pages, with their meta-tail-wagging ...

The pages are made by lots of people writing together. The idea is that by using lots of different people's brainpower and expertise, you can make a far bigger encyclopedia, and keep it up-to-date ...

When Wikipedia first appeared online, ten years ago today, its founder Jimmy Wales had high hopes for the free encyclopaedia. “I thought one day we might make it into the top 50 websites in the world, ...

Elon Musk’s AI encyclopedia promises more accuracy and depth, but it mostly replicates Wikipedia — minus the sources and reliability ...

Grokipedia copies Wikipedia’s format, but loose fact-checking and weak citations leave many of its claims unreliable.

Jimmy Wales, Wikipedia founder, is a master communicator and salesman. The quality of the product that he touts, however, does not match the quality of his orations. In a Wall Street Journal e-mail ...