Learn how to create scroll-based animations using the Web Animations API and ScrollTimeline in this 26-minute tutorial video. Explore techniques for building a scroll tracker, implementing a polyfill, creating and attaching timelines, adjusting scroll offsets, and animating elements based on viewport position. Discover methods for animating multiple elements and controlling animations at different page locations. Access additional resources, including a polyfill GitHub repository, Discord community, and related tutorials on CSS-only animations and Intersection Observers. Follow along with timestamped sections covering HTML and CSS setup, timeline creation, and various animation scenarios.