The most popular social media platform is Facebook, with over 2.8 billion monthly active users as of 2023. Founded by Mark Zuckerberg in 2004, Facebook has evolved from a simple networking site for college students to a sprawling platform that connects people around the globe. Users can share updates, photos, and videos, engage in discussions, and join various groups based on shared interests. Facebook has also expanded its offerings with features like Facebook Marketplace and Stories. Despite facing challenges, including concerns over privacy and misinformation, it remains a dominant force in the social media landscape.