AI by definition is an artificially created ability of a digital computer or computer-controlled robot to perform tasks commonly associated with intelligent beings.AI could carry out a complete simulation of the human brain and even exceed it.
While creating a self-teaching and super-intelligence might be the ultimate goal for some researchers,it's not the whole truth.The scope of Artificial Intelligence is much broader,including technologies like virtual Agents, Natural language processing, Machine learning platforms and many other.

Here is 51 Artificial Intelligence Predictions For 2018.