Explore a 41-minute lecture on explicit gravity amplitudes on self-dual backgrounds presented by Lionel Mason from Oxford at the Kavli Institute for Theoretical Physics. Delve into advanced topics in gravitational wave physics, connecting field theory, classical relativity, and scattering amplitudes. Examine the impact of gravitational wave detection on various physics disciplines and the future of gravitational wave experiments. Learn about precision modeling of gravitational wave signals, challenges in theory, and emerging tools from classical and quantum field theory. Cover key concepts such as scattering amplitudes, MHV generating functionals, twistor space, spacetime reconstruction, sigma models, on-shell action, and perturbations through examples and in-depth explanations.