1. Artificial intelligence (AI) is a branch of computer science that deals with the creation of intelligent agents, which are systems that can reason, learn, and act autonomously.

2. AI research deals with both the logical and computational aspects of these agents.

3. AI has been used in a wide range of applications, including expert systems, natural language processing, robot control, and gaming.

4. AI has been shown to outperform humans in some tasks, such as pattern recognition and chess playing.

5. AI technology is also being used in a number of practical applications such as medical diagnosis, stock market analysis, and fraud detection.

6. However, AI also has a number of limitations, such as its difficulty in dealing with uncertainties and its lack of common sense.

7. There is also a significant concern about the potential misuse of AI technology, particularly in the areas of military applications and immigration control.