Explore turbulent convection at extreme Rayleigh numbers and the weakly nonlinear theory in this 29-minute conference talk by Sreeni Katepalli Sreenivasan from NYU. Recorded as part of the Interfaces and Mixing in Fluids, Plasmas, and Materials conference at the Kavli Institute for Theoretical Physics, delve into the connections between quantum metrology and fundamental physics. Discover how precision quantum sensors are being applied to dark matter searches and gravitational wave detection. Gain insights into the cross-disciplinary nature of this research, bridging optics, condensed matter, atomic physics, quantum information, particle physics, and gravitational physics. Learn about the conference's objective to foster collaboration between theorists and experimentalists across various research areas, potentially leading to new scientific breakthroughs.