Scattering Structures: From Amplitudes to Black Holes

This lecture by the instructor covers a wide range of topics, from the fundamental principles of gauge symmetry and amplitudes to the dynamics of black holes and fluids. The discussion delves into the intricate relationships between scattering amplitudes, gravitational waves, fluid dynamics, and color-kinematics duality, showcasing the modern tools used in theoretical physics. The presentation explores the concept of redundancy in spin and scalar fields, the impact of diffeomorphisms on gravity, and the intriguing double copy phenomenon. The lecture concludes with insights into the application of amplitudes in understanding gravitational wave physics and the potential for further advancements in the field.