The document discusses the internet. It begins by defining the internet as the largest global network that connects thousands of individual networks and allows sharing of information worldwide. It then discusses the history of the internet, including its origins as the ARPANET network established by ARPA in 1969. Basic uses of the internet are also outlined, such as email, file transfers, browsing the web, and participating in online discussions. Advantages include easy access to global information, while disadvantages include the potential for negative content. The social impact of social networking sites is also examined, as is the implication that the internet will continue growing faster and providing more information.