Artificial Intelligence, commonly referred to as AI, is the simulation of human intelligence processes by machines, especially computer systems. These processes include learning, reasoning, problem-solving, perception, and language understanding.

AI systems are designed to perform tasks that typically require human intelligence, such as recognizing patterns, making predictions, and adapting to new situations. They can be classified into various types, including narrow or weak AI, which is focused on specific tasks, and general or strong AI, which aims to possess human-like intelligence across a wide range of domains.

The development of AI has brought significant advancements and changes in many fields, such as healthcare, finance, transportation, and entertainment. However, it also raises ethical, social, and economic concerns, such as job displacement, bias in algorithms, and potential risks to privacy and security.

Despite the challenges, the potential benefits of AI are vast, and ongoing research and innovation in this field are likely to shape the future of our society in profound ways.