Exploring Galaxy Evolution and Self-Defense with Violent Tools

The chapter covers Brazilian jujitsu training experiences, including nonviolent techniques with violent tools for self-defense. It humorously recounts the speaker's sparring defeat by a UFC fighter before transitioning to research in astrophysics, specifically galaxy evolution. The speaker's journey from a nurse to astrophysics researcher, their passion for nerdy topics, and discussions on black holes, aliens, and multiverses are all explored in this engaging chapter.