Monday, January 31
10:00 am - 11:00 am	Astronomy Tea Talk Online Event Fast Radio Burst exploration with Apertif Ines Pastor-Marazuela, University of Amsterdam,
1:00 pm - 2:00 pm	Berkeley-Caltech-Stanford Joint Number Theory Seminar Online Event Quadratic forms in 8 prime variables Ben Green, Mathematical Institute, Oxford University,
4:00 pm - 5:00 pm	Algebra and Geometry Seminar Online Event Hamiltonian flows in Calabi-Yau categories Nick Rozenblyum, Department of Mathematics, University of Chicago,
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event Turning the LHC to the Dark Side: The Standard Dark Matter Search Approach, Its Limitations, and How to Overcome Them Matteo Cremonesi, University of Notre Dame, ,

Tuesday, February 1
2:30 pm - 3:30 pm	Caltech/UCLA/USC Joint Analysis Seminar Online Event Tidal energy in Newtonian two-body motion Sohrab Shahshahani, Department of Mathematics and Statistics, University of Massachusetts Amherst,
3:30 pm - 4:30 pm	Caltech/UCLA/USC Joint Analysis Seminar Online and In-Person Event Iterated Cauchy--Schwarz arguments and true complexity Frederick Manners, Department of Mathematics, UC San Diego,
4:00 pm - 5:00 pm	Chemical Physics Seminar Online and In-Person Event Probing Dynamics at Individual Defects with Ultrafast Electron Microscopy David Flannigan, Associate Professor and L.E. Scriven Chair, DIRECTOR OF UNDERGRADUATE STUDIES FOR MATERIALS SCIENCE AND ENGINEERING, Department of Chemical Engineering and Materials Science, University of Minnesota,
4:00 pm - 5:00 pm	PCP Theorem Learning Seminar Linde Hall 387

Wednesday, February 2
11:00 am - 12:00 pm	IQIM Postdoctoral and Graduate Student Seminar Online Event A circuit-level protocol and analysis for twist-based lattice surgery Christopher Chamberland, AWS Center for Quantum Computing,
12:00 pm - 1:00 pm	Logic Seminar Online Event Uniform amenability and uniform hyperfiniteness Gábor Elek, Mathematics and Statistics, Lancaster University,
4:00 pm - 5:00 pm	Astronomy Colloquium Online Event Approaching the solar dynamo from unusual angles: M-dwarf stars, polar views, and different dynamo mechanisms Benjamin Brown, Assistant Professor, Astrophysical and Planetary Sciences, University of Colorado, Boulder,

Thursday, February 3
1:00 pm - 2:00 pm	LIGO Seminar Search for continuous gravitational waves from 20 accreting millisecond X-ray pulsars in O3 LIGO data
2:00 pm - 3:30 pm	Quantum Optimal Transport Learning Seminar Linde Hall 255 Quantum Optimal Transport Learning Seminar Juan Pablo Vigneaux, Department of Mathematics, Caltech,
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Unveiling the Higgs's secrets to unlock new physics Caterina Vernieri, SLAC,
4:00 pm - 5:00 pm	Number Theory Seminar Linde Hall 387 The Ratios Conjecture over function fields Alexandra Florea, Department of Mathematics, UC Irvine,

Friday, February 4
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event The O(n) and S_Q Conformal Field Theories in 2 dimensions Hubert Saleur, University of Southern California,
2:00 pm - 3:00 pm	TAPIR Seminar Online Event Models and Observations of High-Redshift Gravitationally Lensed Quasars Minghao Yue, Graduate Student, Steward Observatory, University of Arizona,
7:00 pm - 9:00 pm	Stargazing Lecture Online Event Mapping the Universe with Atoms and Molecules that Shine Guochao Sun, PhD Candidate, Department of Astronomy, Caltech,