Nebula is a subscription-based streaming service that offers a diverse range of smart, thoughtful videos, podcasts, and classes from various creators. It serves as a platform for experimentation and exploration, featuring exclusive originals, bonus content, and ad-free viewing. Subscribers can enjoy documentaries, collaborative series, animated specials, and unique classes designed to help develop new skills and insights. With its focus on quality content and creator-driven projects, Nebula provides an enriching and engaging experience for its audience.