Explore cutting-edge quantum metrology techniques in this 48-minute conference talk by Mankei Tsang from the National University of Singapore. Delve into quantum waveform estimation, detection methods, and noise spectroscopy as part of the Frontiers of Quantum Metrology conference at the Kavli Institute for Theoretical Physics. Gain insights into the latest advancements in quantum sensors and their applications in fundamental physics, including dark matter searches and gravitational wave detection. Discover unexpected connections between quantum metrology and diverse fields such as optics, condensed matter, atomic physics, and quantum information. Learn how these interdisciplinary approaches are driving new scientific discoveries and collaborations between particle physics experts and quantum technology researchers.