Social media refers to online platforms that allow users to connect, communicate, and share content and information. Popular social media sites include Facebook, Twitter, LinkedIn, YouTube, and Instagram. These platforms enable people to share updates, photos, videos, and other content quickly with large networks. While social media has connected people on a global scale, it also has some drawbacks like psychological addiction, reduced attention spans, and lack of privacy controls. Overall, social media has changed how people interact and access news/information worldwide.