Monday, March 30
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event Dark Matter NMR and its sensitivity to extra couplings Carl Beadle, University of Toronto,

Tuesday, March 31
2:30 pm - 3:30 pm	Caltech/USC Joint Algebra & Geometry Seminar (1/2) Linde Hall 187 P-adic Gamma classes and Frobenius structures Shaoyun Bai, Assistant Professor, Department of Mathematics, MIT,
4:00 pm - 5:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Negative Ions: From Multiplexed Coincidence Spectroscopy to Hypervelocity Ice Grain Impacts Robert Continetti, Distinguished Professor of Chemistry and Biochemistry; Senior Associate Vice Chancellor Academic Affairs, Department of Chemistry, University of California, San Diego,
4:00 pm - 5:00 pm	Caltech/USC Joint Algebra & Geometry Seminar (2/2) Linde Hall 187 TBD James Hotchkiss, Assistant Professor, Department of Mathematics, Columbia University,
5:00 pm - 6:00 pm	Caltech-Tsinghua Joint Colloquium Online Event Spectral Reciprocity, Subconvexity, and Arithmetic Applications Liyang Yang, Postdoctoral Scholar, Department of Mathematics, Caltech,

Wednesday, April 1
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Relational Perspectives in Quantum Gravity: Quantum Reference Frames and the Observer Dependence of Entropy Anne-Catherine de la Hamette, ETH Zurich,
12:00 pm - 1:00 pm	Logic Seminar Online Event Gδ​ Circle Squaring Spencer Unger, Assistant Professor, Department of Mathematics, University of Toronto,
12:15 pm - 1:00 pm	Caltech/IPAC Lunch Seminar IPAC 102 (Large Conference Room) New Views on Extreme Starbursts: Clumps in Local ULIRGs with JWST Laura Lenkic, Caltech/IPAC,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium (Spatially) resolved clues about giant planets with JWST and friends Laurent Pueyo, Associate Astronomer, Space Telescope Science Institute,

Thursday, April 2
2:30 pm - 3:30 pm	Caltech/USC Joint Algebra & Geometry Seminar (1/2) Linde Hall 187 TBD Mee Song Im, Assistant Professor, Department of Mathematics, Johns Hopkins University,
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Quantum Simulation of the Unknown: Observation of Pseudogap Physics in the Fermi–Hubbard Model at Ultralow Temperatures Markus Greiner, Professor of Physics, Physics, Harvard,
4:00 pm - 5:00 pm	Number Theory Seminar Linde Hall 387 Sums along binary quartic forms Mayank Pandey, PhD Candidate, Department of Mathematics, Princeton University,
4:00 pm - 5:00 pm	Caltech/USC Joint Algebra & Geometry Seminar (2/2) Linde Hall 187 Gluing in Heegaard-Floer theory Peng Zhou, Postdoc, Department of Mathematics, UC Berkeley,

Friday, April 3
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Navigating Collider Phenomenology with Light-Ray Operators & Chew-Frautschi Plot Hao Chen, Massachusetts Institute of Technology,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 From Fractionalization to Superconductivity in Flat Chern Bands — And What AI Enables Next Ahmed Abouelkomsan, MIT,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Black-hole METRICS, ringdown and fundamental physics Adrian Ka-Wai Chung, Postdoctoral Fellow, DAMTP, University of Cambridge,
2:00 pm - 3:00 pm	Geometry and Topology Seminar (1/2) Linde Hall 310 Flexibility and degeneracy around a theorem of Thurston Alex Nolte, Postdoc, Department of Mathematics, IHES,
3:00 pm - 4:00 pm	Geometry and Topology Seminar 2/2 Linde Hall 310 Classification of ancient cylindrical mean curvature flows and the Mean Convex Neighborhood Conjecture Yi Lai, Assistant Professor, Department of Mathematics, UCI,

Monday, April 6
4:00 pm - 5:00 pm	Quantum Matter Seminar East Bridge 114 A quantum many-body index for 2d chiral superconductors Nikita A. Sopenko, Mathematical Physics, Institute for Advanced Study (IAS),
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event Flavor, Accidentally Hannah Banks, New York University,
4:00 pm - 5:00 pm	Astronomy Tea Talk Cahill 370 Probing Binaries and Black Holes with Microlensing Natasha Abrams, PhD candidate, UC Berkeley,

Tuesday, April 7
4:00 pm - 5:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Pushing Ab Initio Electron-Phonon Theory Beyond Perturbation: From Polaron Structure to Transport Joonho Lee, Assistant Professor of Chemistry and Chemical Biology, Department of Chemistry and Chemical Biology, Harvard University,

Wednesday, April 8
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Spinspacetime: A New Chapter in Relativity Joonhwi Kim, Caltech,
12:15 pm - 1:00 pm	Caltech/IPAC Lunch Seminar Online Event Carbon dioxide and evidence for water in the Hottest exo-Neptune Yoni Brande, University of Maryland,
4:00 pm - 5:00 pm	Special Quantum Matter Seminar East Bridge 114 Quantum thermodynamics on superconducting circuits: bolometry and thermalization Jukka Pekola, Professor, Department of Applied Physics, Aalto University, Helsinki, FI, , ,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium Giant black hole jets and baryon feedback to the Cosmic Web Martijn Oei, Troesh Postdoctoral Scholar Research Associate, Department of Astronomy, CalTech,
4:30 pm - 6:00 pm	Building a Tiny Open-Source Space Program: From ChipSats to Autonomous Swarms Chen 100

Thursday, April 9
2:00 pm - 3:00 pm	Special TAPIR Seminar The emergence of globular clusters and globular-cluster-like dwarfs at the EDGE of galaxy formation Ethan Taylor, Postdoctoral Fellow, School of Mathematics and Physics, University of Surrey, UK, ,
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Quantum Intelligence Robert Huang, Assistant Professor of Theoretical Physics, PMA, Caltech,
4:00 pm - 5:00 pm	Number Theory Seminar Linde Hall 387 Higher theta series for reductive dual pairs and anomaly Avi Zeff, Postdoc, Department of Mathematics, UC Berkeley,
4:00 pm - 7:00 pm	LA Probability Forum Linde Hall 310 Ron Peled, Professor, Department of Mathematics, University of Maryland, Shalin Parekh, Assistant Professor, Department of Mathematics, University of Maine, Rahul Rajkumar, PhD Candidate, Department of Mathematics, UC Riverside,

Friday, April 10
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Scattering on the Coulomb Branch of N=4 SYM Kelian Häring, University of Amsterdam,
1:00 pm - 2:00 pm	High Energy Physics Seminar Online and In-Person Event A unified approach to the self force problem Ira Rothstein, Carnegie Mellon University,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Trapping in Strong Gravity: From Black Hole Images to Gravitational Turbulence Alejandro Cárdenas-Avendaño, Assistant Professor, Physics Department, Wake Forest University,
2:00 pm - 3:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Processing massive classical data on small quantum computers Haimeng Zhao, Huang and Preskill groups,

Monday, April 13
4:00 pm - 5:00 pm	Quantum Matter Seminar East Bridge 114 Continuum Fractons Shivaji Sondhi, Professor of Physics, Department of Physics, University of Oxford,
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event A Few Thoughts on Flavor Claudio Manzari, Institute for Advanced Study,
4:00 pm - 5:00 pm	Astronomy Tea Talk Cahill 370 Study of Exotic Stellar Populations in Open Clusters and Galactic Fields Anju Panthi, Postdoc at Indian Institute of Astrophysics, Bangalore,

Tuesday, April 14
11:00 am - 12:00 pm	IQIM Postdoctoral and Graduate Student Seminar Lauritsen 469 Controlling and Interrogating Matter at the Fundamental Limits of Space and Time Mohammed Th. Hassan, University of Arizona,
3:00 pm - 4:00 pm	Mathematics & Machine Learning Seminar East Bridge 114 Toward Structural Guarantees in AI: Quantum Tensor Networks for Sensitivity, Uncertainty, and Reliable Inference Pragatheeswaran Vipulanandan, PhD Candidate, Department of Electrical and Computer Engineering, University of Miami,
4:00 pm - 5:00 pm	Mathematics Colloquium Linde Hall 310 The Eisenstein Ideal Mladen Dimitrov, Professor, Department of Mathematics, University of Lille,

Wednesday, April 15
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Ultralocal measure is not canonical Maciek Kolanowski, UC Santa Barbara,
12:00 pm - 1:00 pm	Logic Seminar Online Event Local Problems on Grids: FIID/FFIID Separations and a Failure of Baire Shift Universality Katalin Berlow, PhD candidate, Department of Mathematics, UC Berkeley,
12:15 pm - 1:00 pm	Caltech/IPAC Lunch Seminar IPAC 102 (Large Conference Room) The High Energy Radiation Environments of Sun-Like Stars with Directly Imageable Habitable Zones Breanna Binder, Associate Professor, Cal Poly Pomona,
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event Axial vector form factors and the scalar charge of nucleons from lattice QCD Rajan Gupta, Los Alamos National Laboratory,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium Do active galactic nuclei behave the way galaxy formation theorists need them to? Michael Blanton, Observatories Director and Crawford M. Greenewalt Chair, Carnegie Science,

Thursday, April 16
2:30 pm - 3:30 pm	Caltech/USC Joint Algebra and Geometry Seminar (1/2) Linde Hall 187 Frobenius structures on quantum connections on Calabi--Yau 3-folds Jae Hee Lee, Assistant Professor, Department of Mathematics, Stanford,
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Can Antiferromagnetic Order Survive Lattice Melting? Daniel Podolsky, Condensed Matter & Materials Physics, Technion,
4:00 pm - 5:00 pm	Number Theory Seminar Linde Hall 387 On the Completions of General Period Mappings Haohua Deng, John Wesley Young Research Instructor, Department of Mathematics, Dartmouth College,
4:00 pm - 5:00 pm	Caltech/USC Joint Algebra and Geometry Seminar (2/2) Linde Hall 187 Holomorphic Lagrangians in Higgs and de Rham Moduli Spaces Shengjing Xu, Graduate Student, Department of Mathematics, University of Pennsylvania,

Friday, April 17
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Polar states in AdS3 holography Ji Hoon Lee, ETH-Zurich,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Yuan Su, AWS Center for Quantum Computing,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Crystallization, Convection, and Magnetism in White Dwarf Stars Matias Castro-Tapia, Graduate Student, Department of Physics, McGill University,
2:00 pm - 3:00 pm	Geometry and Topology Seminar (1/2) Linde Hall 310 TBD Eduardo Reyes, Assistant Professor, Department of Mathematics, Pontifical Caltholic University of Chile,
3:00 pm - 4:00 pm	Geometry and Topology Seminar (2/2) Linde Hall 310 Systoles of hyperbolic hybrids Sami Douba, Postdoc, Department of Mathematics, University of Bonn,

Monday, April 20
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event TBA Pablo Quilez, CERN,

Wednesday, April 22
9:30 am - 3:00 pm	Resource-aware Quantum Benchmarking Symposium Gates-Thomas 135
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Light-ray operators and the w(1+infinity) algebra Mina Himwich, Princeton University,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium Resetting Cosmic Ray Propagation Theory Ellen Zweibel, W. L. Kraushaar Professor of Astronomy and Physics, Department of Physics & Astronomy, University of Wisconsin-Madison,

Thursday, April 23
11:00 am - 12:00 pm	Applied Physics Seminar Series Annenberg 105 Coexistence of spatially decoupled unconventional superconducting condensates in 4Hb-TaSSe Miguel Ugeda, Professor, Donostia International Physics Center, San Sebastián, Spain,
4:00 pm - 5:00 pm	Physics Colloquium - Lauritsen Lecture Online and In-Person Event Quantum Interconnects and Modularity via Waveguide QED William Oliver, Professor of Physics, Department of Physics, MIT,

Friday, April 24
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Shruti Paranjape, Brown University,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Emulating the Bose-Hubbard Model with Arrays of Superconducting Qubits William Oliver, Director of the Center for Quantum Engineering, MIT,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Gravitational-wave observables beyond timing: astrometry and weak lensing probes Tal Adi, Postdoctoral Fellow, Department of Physics and Astronomy, USC,

Monday, April 27
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event TBA Seth Koren, University of Notre Dame,

Wednesday, April 29
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	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Ken Shen, Research Specialist, Department of Astronomy, UC Berkeley,
7:30 pm - 8:30 pm	POSTPONED: Watson Lecture - Sarkis Mazmanian Beckman Auditorium Sarkis Mazmanian, Luis B. and Nelly Soux professor of microbiology; Merkin Institute Professor,

Thursday, April 30
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Nelson Darkwah Oppong, Assistant Professor of Physics, PMA, Caltech,

Friday, May 1
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Gaston Giribet, New York University,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Title to be announced Stacy Kim, Nashman/CTAC Postdoctoral Fellow, CTAC, Carnegie Observatories,
2:00 pm - 3:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Maine Christos, AWS Quantum Postdoctoral Scholar,

Monday, May 4
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event TBA Ameen Ismail, University of Chicago,

Wednesday, May 6
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Ahmed Sheta, Harvard University,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Brad Cenko, Research Astrophysicist, Department of Astronomy, NASA,

Thursday, May 7
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event The Quantum Twisting Microscope: Visualizing Waves in Quantum Matter Shahal Ilani, Professor of Physics, Condensed Matter Physics, Weizmann Institute of Science,

Friday, May 8
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Xi Dong, UC Santa Barbara,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Dave Aasen, Microsoft Station Q,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Title to be announced Chiara Anselmo, Graduate Student, Department of Physics, University of Milano-Bicocca,

Monday, May 11
4:00 pm - 5:00 pm	Quantum Matter Seminar East Bridge 114 Inducing quantum states in materials with light Gregory Fiete, Professor of Physics, Department of Physics, Northeastern University,
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event TBA Austin Batz, University of Oregon,

Wednesday, May 13
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Matilda Delgado, Harvard & MPP Munich,
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Aidan Herderschee, Institute for Advanced Study,
1:00 pm - 2:00 pm	High Energy Theory Seminar Online and In-Person Event Higher dimensional conformal fields from neural network statistics Joydeep Naskar, Northeastern University,
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Maura McLaughin, Department Chair, Department of Physics and Astronomy, West Virginia University,

Thursday, May 14
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Holger Müller, Professor, Department of Physics, UC Berkeley,

Friday, May 15
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Jin Ming Koh, Harvard,
2:00 pm - 3:00 pm	TAPIR Seminar Online Event Beyond Parker: The Origin of Cosmic Magnetic Fields Bindesh Tripathi, Postdoctoral Research Scientist, Department of Physics, Columbia University,

Monday, May 18
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event TBA Gustavo Alves, Fermilab and Northwestern University,

Tuesday, May 19
4:00 pm - 5:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Marissa Weichman, Assistant Professor of Chemistry, Department of Chemistry, Princeton University,

Wednesday, May 20
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Zeljko Ivezic, Professor, Department of Astronomy, University of Washington,
7:30 pm - 8:30 pm	POSTPONED: Watson Lecture - Kirby Nielsen Beckman Auditorium Kirby Nielsen, professor of economics; William H. Hurt Scholar,

Thursday, May 21
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Particles of the Moment David Hertzog, Arthur B. McDonald Professor of Physics, Director of CENPA, Department of Physics, University of Washington,

Friday, May 22
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Sabrina Pasterski, Perimeter Institute,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Benjamin McDonough, University of Colorado, Boulder,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Title to be announced Semih Tuna, Graduate Student, Metzger Group, Department of Physics, Columbia University,
7:00 pm - 8:30 pm	AIM Public Lecture Series: Terence Tao Beckman Auditorium Machine Assisted Proof Terence Tao, Professor, Department of Mathematics, UCLA,

Tuesday, May 26
4:00 pm - 5:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) Revisiting Woodward–Hoffmann Allowed and Forbidden Electrocyclic Reactions Kendall N. Houk, Distinguished Research Professor, Department of Chemistry and Biochemistry, University of California, Los Angeles,

Wednesday, May 27
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Chung-Pei Ma, Professor of Astronomy and Physics, UC Berkeley,

Thursday, May 28
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Ruben Verresen, Assistant Professor, Molecular Engineering, University of Chicago,

Friday, May 29
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Minjae Cho, University of Chicago,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Samson Wang, IQIM Postdoctoral Scholar,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Title to be announced Jayana Saes, Graduate Student, Physics Department, UIUC,

Wednesday, June 3
4:00 pm - 5:00 pm	Astronomy Colloquium Cahill, Hameetman Auditorium TBD Chas Beichman, Executive Director of the NASA Exoplanet Science Institute, Caltech,

Friday, June 5
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Ruohan Shen, MIT,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Title to be announced Adrian Fraser, NSF Postdoctoral Fellow, Applied Math Department, University of Colorado, Boulder,