Leon Lobo, head of the UK National Timing Centre, delves into the evolution of timekeeping, from Egyptian sundials to ultrastable atomic clocks. Louise Devoy, a senior curator at the Royal Observatory, shares captivating tales of how Greenwich became the world's timekeeper and the history of its iconic instruments. Comedian Marcus Brigstocke adds humor, discussing the challenges of leap seconds and their impact on daily life. Together, they explore the intricate dance of synchronized time that governs everything from technology to navigation.