A "Knowledge Hub" is a centralized platform or resource designed to collect, organize, and share information on various topics. It serves as a repository where users can access articles, research papers, videos, and other educational materials. Knowledge Hubs can be found in various forms, including websites, online databases, and community forums. These hubs often encourage collaboration and interaction among users, allowing them to contribute their insights and expertise. By fostering a community of learners, Knowledge Hubs enhance the sharing of ideas and promote continuous learning, making information more accessible to everyone interested in a particular subject, such as science, technology, or history.