This episode explores how music emerged as one of humanity’s oldest and most universal creations. It begins with the idea that the first instruments were the human body and voice, long before tools or language fully developed. Early humans clapped, chanted, and mimicked nature, using rhythm and sound to communicate emotion, signal safety, and strengthen group cohesion. Archaeological evidence — such as 40,000-year-old bone flutes and ancient drums — reveals that music spread across cultures as a tool for bonding, ritual, storytelling, and spiritual expression. As societies grew, music became more specialized and intertwined with labor, religion, power, and ceremony. The episode shows how different civilizations developed unique musical philosophies and instruments, yet all used music to connect people and shape identity. Modern science reveals music’s deep neurological impact, engaging memory, emotion, and imagination simultaneously. Ultimately, the episode concludes that music is humanity’s first emotional technology — a universal language created to express what words cannot and to bring humans into harmony with one another.