<human>:  What is the history of the internet?
<bot>: The history of the internet dates back to the early 1960s when the Advanced Research Project Agency (ARPA) developed the first packet-switched networks. In the late 1970s and early 1980s, the internet began to take shape with the introduction of the Transmission Control Protocol and Internet Protocol (TCP/IP). By the early 1990s, the World Wide Web (WWW) had made the internet accessible to a wider audience. In the 2000s, the expansion of the internet reached a new level, with the introduction of social media, mobile technology and cloud computing. Today, the internet is an essential part of our lives and continues to evolve to meet the ever-changing needs of people from all corners of the world.