A controversy is brewing over sexually explicit content available on the web encyclopedia Wikipedia and related sites.

A co-founder of the Wikipedia online encyclopedia is accusing the website of knowingly posting pornographic cartoons or illustrations of underage children.

By Andrew Keen ON NEW MEDIA The knowledge business is getting wikified. Last week I was at Balliol College at Oxford University with Wikipedia co-founder Dr Larry Sanger to debate the proposition that "the internet is the future of knowledge".

By Hane, Paula J NewsBreak Update The online encyclopedia space continues to generate a lot of activity and interest. This is a result of two factors: the success of the wildly popular Wikipedia and the credibility issues it raised.

By Michael Liedtke Associated Press SAN FRANCISCO -- Google Inc. is working on a new Internet encyclopedia that will consist of material submitted by people who want to be identified as experts and possibly profit from their knowledge.