Explore cutting-edge research in fundamental physics through a conference talk on long-baseline atom interferometry. Delve into how this advanced quantum metrology technique is being applied to probe fundamental physics, including dark matter searches and gravitational wave detection. Gain insights from Tim Kovachy of Northwestern University as he presents at the Frontiers of Quantum Metrology conference, discussing unexpected connections between quantum metrology methods and diverse fields of physics. Learn about the latest developments in precision quantum sensors and their applications in particle and gravitational physics. Discover how this interdisciplinary approach is fostering collaboration between theorists and experimentalists across various subfields, potentially leading to new scientific breakthroughs.