Strings and the Theory of Everything (1970–2000): Era IV: The Era of Unification (1935–2000) – Quantum Fields to Strings (Five Centuries in the Pursuit of Reality (1490–2025) Book 12)

How did a failed model of particles become the boldest attempt to unite quantum physics and gravity?In this volume, the search for a deeper order moves from the Veneziano amplitude and the first superstrings through anomaly cancellation, Calabi–Yau compactifications, dualities, D-branes, black-hole microstates, and the shock of AdS/CFT. Figures such as Michael Green, John Schwarz, Edward Witten, Joseph Polchinski, Ashoke Sen, and Juan Maldacena drive a story in which consistency conditions, not experiments alone, repeatedly force physics toward new ideas.Set in the high-stakes final decades of the twentieth century, Strings and the Theory of Everything shows why string theory became more than a technical program. It changed how physicists thought about space, dimensions, symmetry, and information, while exposing the tension between mathematical elegance and empirical proof. Within Five Centuries in the Pursuit of Reality, this is the volume where unification reaches its most ambitious form and where the road to holography, black-hole information, and the next era of physics begins. Read more