Explore the fundamentals of AJAX in this 21-minute video tutorial, part of an Asynchronous JavaScript mini-series. Learn what AJAX is and how to implement it through a practical code example. Gain insights into the core concepts of asynchronous programming in JavaScript, setting the foundation for more advanced topics covered in subsequent parts of the series, including Async vs Sync JavaScript, Callbacks, Promises, and Async/Await. Enhance your web development skills by understanding how AJAX enables dynamic content updates without page reloads, improving user experience and application performance.