Wednesday, January 7
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Analyticity of the black hole S-matrix Anna Wolz, UCLA,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium New Frontiers in Exoplanet Imaging and Pathways to Habitable Worlds Jason Wang, Assistant Professor, Department of Physics & Astronomy, Northwestern,

Friday, January 9
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Constraints on Long-Range Forces in De Sitter Space Kurt Hinterbichler, Case Western Reserve University,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Limitations of Noisy Geometrically Local Quantum Circuits Joel Rajakumar, University of Maryland,

Monday, January 12
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event CMB constraints on non-minimally coupled ultralight dark matter Subhajit Ghosh, University of Texas, Austin,
7:30 pm - 9:30 pm	Astronomy on Tap "Black Holes" and "Radio Astronomy" Jesse Han, Postdoctoral Fellow, Department of Astronomy, Stanford, Allison Matthews, Postdoctoral Fellow, Carnegie Observatories,

Tuesday, January 13
1:00 pm - 2:00 pm	IQIM Postdoctoral and Graduate Student Seminar Noyes 153 (J. Holmes Sturdivant Lecture Hall) Quantum Sensing of Gravitational Frame-Dragging and Time Dilation with a Superfluid 4He Gyrometer Kai Ellers, UC Berkeley,
4:00 pm - 5:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Water at the Edge: On- Water Spectroscopy across Oil Droplets, Protein Surfaces, Biomolecular Condensate and Living Cells Wei Min, Professor of Chemistry, Department of Chemistry, Columbia University,

Wednesday, January 14
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Hollow-grams: Generalized Entanglement Wedges from the Gravitational Path Integral Sami Kaya, UC Berkeley,
12:00 pm - 1:00 pm	Logic Seminar Online Event Idealistic equivalence relation remastered Filippo Calderoni, Assistant Professor, Mathematics Department, Rutgers University,
12:15 pm - 1:00 pm	Caltech/IPAC Lunch Seminar IPAC 102 (Large Conference Room) NEO Surveyor's Survey Strategy: Robustness Studies & Trade-Offs Garrett Levine, UCLA,
4:00 pm - 5:00 pm	Quantum Matter Seminar East Bridge 114 From Kramers' legacies in Bloch electrons to a new class of strongly correlated Fe-based transition metal dichalcogenides Yichen Zhang, Ph.D. Student, Department of Physics, Rice University,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium From cosmic web to molecular clouds: the multiple scales of galaxy evolution Amelie Saintonge, Director, Max Planck Institute for Radio Astronomy,

Thursday, January 15
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Quantum Computing Enhanced Sensing Soonwon Choi, Assistant Professor of Physics, Department of Physics, MIT,
4:00 pm - 5:00 pm	Number Theory Seminar Linde Hall 387 Spectral Reciprocity and Arithmetic Applications Liyang Yang, Postdoctoral Scholar, Department of Mathematics, Caltech,

Friday, January 16
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Hamiltonian approach to near extremal black hole physics Per Kraus, UCLA,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Oracle Distillations and their Applications Soonwoon Choi, MIT,
1:00 pm - 2:00 pm	High Energy Theory Seminar Online and In-Person Event Negative energies and the breakdown of bulk lengths in JT gravity Shreya Vardhan, Caltech,

Tuesday, January 20
2:30 pm - 6:30 pm	Greater Together: UK-US Space Collaboration Symposium Chen 100
4:00 pm - 5:00 pm	Mathematics Colloquium Linde Hall 310 TBA Huy Tuan Pham, Assistant Professor of Mathematics and Rosenberg Scholar, Department of Mathematics, Caltech,
4:00 pm - 5:00 pm	Quantum Matter Seminar East Bridge 114 Optically driven many-body phases in one dimension Matteo Mitrano, Assistant Professor of Physics, Department of Physics, Harvard,

Wednesday, January 21
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Jeremy van der Heijden, University of British Columbia,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium Core-Collapse Supernovae in 3D: New Theoretical Insights Adam Burrows, Professor, Department of Astrophysical Sciences, Princeton University,
7:30 pm - 8:30 pm	Watson Lecture - Lead Contamination: An Old Foe Rises from the Ashes of the Eaton Fire, with Francois Tissot Beckman Auditorium Francois Tissot, professor of geochemistry; Heritage Medical Research Institute Investigator,

Thursday, January 22
2:00 pm - 3:00 pm	Special TAPIR Seminar Online and In-Person Event Modified Theories of Gravity, Parity, and the Dark Sector Tatsuya Daniel, Postdoctoral Fellow, Trottier Space Institute, McGill University,
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event

Friday, January 23
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Large extra dimensions from higher-dimensional inflation Ignatios Antoniadis, LPTHE - Laboratoire de Physique Théorique et Hautes Énergies,
1:00 pm - 2:00 pm	High Energy Physics Seminar Online and In-Person Event Modified Theories of Gravity, Parity, and the Dark Sector Tatsuya Daniel, McGill University,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Waveform Systematics Across the Gravitational-Wave Spectrum: From LIGO to LISA Aasim Jan, Graduate Student, Center for Gravitational Physics, University of Texas, Austin,

Wednesday, January 28
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Diego Garcia Sepulveda, Harvard University,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium Galaxy Evolution in the Resolved Universe Daniel Weisz, Associate Professor of Astronomy; Head Graduate Advisor, Astronomy Department, UC Berkeley,

Thursday, January 29
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Rachel Rosen, Associate Professor of Quantum Field Theory and Gravity, Department of Physics, Carnegie Mellon University,

Friday, January 30
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Laurent Freidel, Perimeter Institute,
1:00 pm - 2:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Rachel Rosen, Carnegie Mellon University,

Wednesday, February 4
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Francesco Calisto, Caltech,
4:00 pm - 5:00 pm	CMS Special Colloquium with Peter Gacs Annenberg 105 A reliable Turing machine Peter Gacs, Professor Emeritus, Computer Science, Boston University,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Pradip, Assistant Professor of Physics and Astronomy, UCLA,

Thursday, February 5
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Katerina Chatziioannou, Assistant Professor of Physics; William H. Hurt Scholar, Department of Physics, Caltech,

Friday, February 6
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Sebastian Mizera, Columbia University,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Title to be announced Catherine Blume, Graduate Student, Astrophysical & Planetary Sciences, UColorado Boulder,

Monday, February 9
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event TBA Henrique Rubira, Cambridge University, KICC and Munich University Observatory,

Wednesday, February 11
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Sam Leutheusser, KITP, UC Santa Barbara,
1:00 pm - 2:00 pm	High Energy Theory Seminar Online and In-Person Event Jonah Berean-Dutcher, University of British Columbia,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Emily Rauscher, Associate Professor, Department of Astronomy, University of Michigan,

Thursday, February 12
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event

Friday, February 13
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Björn Hassfeld, University of Wisconsin, Madison,

Tuesday, February 17
2:00 pm - Wednesday 3:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Chirality and the electron spin- A miraculous match Ron Naaman, Professor Emeritus, Department of Chemical and Biological Physics, Weizmann Institute of Science, Isreal,

Wednesday, February 18
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Jose Calderon Infante, Caltech,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Susan Clark, Assistant Professor of Physics, Stanford University,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Susan Clark,

Thursday, February 19
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Yuri Levin, Professor of Physics, Department of Physics, Columbia University,

Friday, February 20
10:00 am - 11:00 am	Science Journey - Cosmic Fireworks: How Astronomers Explore the Changing Sky Beckman Auditorium
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Alberto Castellano, University of Chicago,

Wednesday, February 25
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Jackie Caminiti, Perimeter Institute,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Xiaohui Fan, Regents Professor of Astronomy, Astronomer, Steward Observatory, University of Arizona,
7:30 pm - 8:30 pm	Watson Lecture: Chasing Sustainable Battery Chemistries for the Future with Kimberly See Beckman Auditorium Kim See, professor of chemistry,

Thursday, February 26
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Liang Fu, Professor of Physics, Condensed matter Theory, MIT,

Friday, February 27
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Veronika Hubeny, UC Davis,

Wednesday, March 4
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Christian Ferko, Northeastern University,

Thursday, March 5
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Ilija Zeljkovic, Professor of Physics, Department of Physics, Boston College,

Friday, March 6
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Raju Venugopalan, Brookhaven National Lab & Stony Brook University,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Title to be announced Noam Soker, Professor, Department of Physics, Technion,

Tuesday, March 10
4:00 pm - 5:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Tianyu Zhu, Assistant Professor of Chemistry, Department of Chemistry, Yale University,

Wednesday, March 11
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Elisa Tabor, UC Berkeley,

Thursday, March 12
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Kimmy Wu, Assistant Professor of Physics, Department of Physics, Caltech,

Friday, March 13
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Title to be announced Hector Iglesias, Graduate Student, Weinberg Institute, University of Texas, Austin,

Tuesday, March 24
4:00 pm - 5:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Kendall N. Houk, Distinguished Research Professor, Department of Chemistry and Biochemistry, University of California, Los Angeles,

Wednesday, March 25
7:30 pm - 8:30 pm	Watson Lecture - Katie Bouman Beckman Auditorium Katie Bouman, associate professor of computing and mathematical sciences, electrical engineering and astronomy; Rosenberg Scholar; Heritage Medical Research Institute Investigator,