1. Emergence of Gravity

MIT String Theory and Holographic Duality, Fall 2014 View the complete course: Instructor: Hong Liu In this lecture, Prof. Liu discusses the concept of emergent gravity, and proves the Weinberg-Witten no go theorem which forbids existence of massless spin-2 particles. The beginning of the lecture is devoted to course information. License: Creative Commons BY-NC-SA More information at More courses at