This document discusses artificial intelligence and its applications. It begins with an introduction that defines AI and its core principles such as reasoning, knowledge, planning, learning, communication, perception and object manipulation. Recent updates are provided on how companies like Microsoft and Google are using AI in healthcare to tackle diseases. The differences between AI and natural intelligence are explored. Applications of AI discussed include finance, medicine, social media, robotics, heavy industries, and education. The future potential of AI is discussed along with how it may impact the world as biological intelligence is limited compared to the growing capabilities of AI. In conclusion, the goal of AI development is to solve major problems and achieve tasks humans cannot, and it will change the world, so responsible development