Artificial Intelligence is communication. Natural language is universal.
In early September 2011, Existor's chatbot Cleverbot, recently took the Turing Test at the Techniche computer festival in Guwahati - and was judged to be 59% human! The humans were only judged to be 63% human, so Cleverbot has arguably passed the test.
You can read all about this important milestone in The Daily Mail, MSNBC, The New Scientest and The Indepdent.