Thursday, May 1
2:45 pm - 3:45 pm	Algebra and Geometry Seminar Polarized endomorphism of log Calabi-Yau pairs José Yáñez, Department of Mathematics, UCLA,
3:00 pm - 4:00 pm	LA Probability Forum Root recovery for infection processes on trees and graphs Louigi Addario-Berry, Department of Mathematics & Statistics, McGill University,
4:00 pm - 5:00 pm	Number Theory Seminar Linde Hall 387 Smyth's conjecture and a non-deterministic Hasse principle Jordan Ellenberg, Department of Mathematics, University of Wisconsin-Madison,
4:00 pm - 5:00 pm	LA Probability Forum TBA Markus Heydenreich, Institute of Mathematics, Universität Augsburg,
4:00 pm - 5:00 pm	Physics Colloquium - Lauritsen Lecture Online and In-Person Event Ashvin Vishwanath, Harvard University,
4:00 pm - 5:00 pm	Algebra and Geometry Seminar Enumerative invariants of derived categories Reginald Anderson, Department of Mathematical Sciences, Claremont McKenna College,
5:00 pm - 6:00 pm	LA Probability Forum TBA Miklos Racz, Department of Statistics and Data Science & Department of Computer Science, Northwestern University,
8:00 pm - 10:00 pm	Altadena Stargazing Night

Friday, May 2
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Towards quantum simulating holographic duality Julian Sonner, University of Geneva,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Extracting the topological spins from bulk multipartite entanglement Yarden Sheffer, Weizmann Institute,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Remnants of Double and Quadruple Detonations in Binary White Dwarfs Logan Prust, Postdoctoral Fellow, KITP, UC Santa Barbara,
3:00 pm - 4:00 pm	Geometry and Topology Seminar Online Event Nearly geodesic surfaces are filling Xiaolong Hans Han, Shanghai Institute for Mathematics and Interdisciplinary Sciences and Fudan University,
8:00 pm - 10:00 pm	Stargazing Lecture Cahill Center for Astronomy and Astrophysics Inside and Out: The Full Picture of Galaxy Evolution Evan Nuñez, PhD Candidate, Department of Astronomy, Caltech,

Monday, May 5
3:00 pm - 4:00 pm	Math Teaching Seminar Linde Hall 359 Conversations about Math Teaching Matthew Gherman, Department of Mathematics, Caltech,
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event Autonomous Model Building with Reinforcement Learning: An Application with Neutrino Flavor Symmetries Jake Rudolph, UC Irvine,

Tuesday, May 6
11:00 am - 12:00 pm	Applied Physics Seminar Noyes 153 (J. Holmes Sturdivant Lecture Hall) Dynamic Control of Radiative Thermal Transport: Fundamentals and Applications Yi Zheng, Associate Professor, Mechanical and Industrial Engineering, Northeastern University,
4:00 pm - 5:00 pm	Mathematics Colloquium Linde Hall 310 Stark's Conjectures and Explicit Class Field Theory Samit Dasgupta, Department of Mathematics, Duke University,

Wednesday, May 7
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Quantum mechanics and observers for gravity in a closed universe Misha Usatyuk, KITP, UC Santa Barbara,
12:00 pm - 1:00 pm	Logic Seminar Online Event Forcing and Borel Equivalence Relations Dima Sinapova, Mathematics Department, Rutgers University,
12:15 pm - 1:00 pm	Caltech/IPAC Lunch Seminar IPAC 102 (Large Conference Room) Deciphering Cosmic History And Cosmic-Ray Physics with Radio Emission Allison Matthews, Carnegie Observatories,
4:00 pm - 5:00 pm	ASTRONOMY COLLOQUIUM (Greenstein Lecture) Cahill, Hameetman Auditorium The Time Variability of Active Galactic Nuclei Christopher Kochanek, Professor, Ohio Eminent Scholar, Ohio State University,
4:30 pm - 6:00 pm	What Makes a Model a Digital Twin? An Atmospheric Science-based Perspective Arms 155 (Robert P. Sharp Lecture Hall)

Thursday, May 8
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Unveiling the First Galaxies & Black Holes in the Universe Priyamvada Natarajan, Joseph S. and Sophia S. Fruton Professor in Astronomy & Physics, Yale University,

Friday, May 9
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Collinear Corrections to the Cachazo-Strominger Soft Theorem Sruthi Narayanan, Perimeter Institute,
2:15 pm - 3:15 pm	TAPIR Seminar Online and In-Person Event Dynamical tides in binary neutron stars: effects of spin, tidal spin, and nonlinear hydrodynamics Hang Yu, Assistant Professor, Department of Physics, Montana State University,
3:00 pm - 4:00 pm	Geometry and Topology Seminar Linde Hall 187 The Dehn twist on a connected sum of two homology tori Haochen Qiu, Department of Mathematics, Brandeis University,

Monday, May 12
4:00 pm - 5:00 pm	Wolff Memorial Lectures Linde Hall 310 Distortion growth Assaf Naor, Department of Mathematics, Princeton University,
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event How the universe came to be smooth and flat Paul Steinhardt, Princeton University,
4:00 pm - 5:00 pm	Astronomy Tea Talk Cahill 370 Dr. Devontae Baxter, NSF Astronomy & Astrophysics and UC Chancellor's Postdoctoral Fellow, UC San Diego, Minjie Lei, PhD student, Stanford University,
7:30 pm - 9:30 pm	Astronomy on Tap "Dark Matter" and "Gravitational Waves" Ana Bonaca, Staff Scientist, Carnegie Observatories, Gabriele Vajente, Deputy, Head of System Science and Engineering, LIGO Laboratory, Caltech,

Tuesday, May 13
4:00 pm - 5:00 pm	Wolff Memorial Lectures Linde Hall 310 From distortion growth to isoperimetry, and back again Assaf Naor, Department of Mathematics, Princeton University,
5:00 pm - 6:00 pm	Caltech-Tsinghua Joint Colloquium Online Event First examples of categorification of U_{q} (sl_{2}) invariants of 3-manifolds Sergei Gukov, Director, Richard N. Merkin Center for Pure and Applied Mathematics, Department of Mathematics/Theoretical Physics, Caltech,

Wednesday, May 14
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Signatures of high-energy neutrinos from sources for r-process nuclei Yongzhong Qian, University of Minnesota,
12:00 pm - 1:00 pm	Logic Seminar Online Event Measurable 2-factors of regular bipartite graphs Clinton Conley, Department of Mathematical Sciences, Carnegie Mellon University,
12:15 pm - 1:00 pm	Caltech/IPAC Lunch Seminar Online Event Tracing the Evolution of Short-Period Exoplanets: Insights from Young Stellar Clusters Rachel Fernandes, Pennsylvania State University,
3:00 pm - 4:00 pm	Information, Geometry, and Physics Seminar Linde Hall 310 A mysterious appearance of quantum probability in projective geometry Jonathan Beardsley, Department of Mathematics, University of Nevada, Reno,
4:00 pm - 5:00 pm	ASTRONOMY COLLOQUIUM Cahill, Hameetman Auditorium The Explosive Life of Massive Binaries Mathieu Renzo, Assistant Professor, Department of Astronomy and Steward Observatory, University of Arizona,
4:00 pm - 5:00 pm	Wolff Memorial Lectures Linde Hall 310 Random zero sets Assaf Naor, Department of Mathematics, Princeton University,

Thursday, May 15
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event Multimessenger Perspectives on High-Energy Cosmic Neutrinos Kohta Murase, Pennsylvania State University,
4:00 pm - 5:00 pm	Number Theory Seminar Linde Hall 387 A positive dichotomy between Diophantine geometry and frieze patterns Robin Zhang, Department of Mathematics, Massachusetts Institute of Technology,

Friday, May 16
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Soft Metric Fluctuations in Cosmology Daniel Green, UC San Diego,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Certified randomness using a trapped-ion quantum processor Ruslan Shaydulin, JPMorganChase,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Modeling Black Hole Accretion with Radiation GRMHD: A Parameter Survey and Connection to Observations Lizhong Zhang, Flatiron Research Fellow, CCA, Flatiron Institute,
3:00 pm - 4:00 pm	Geometry and Topology Seminar Linde Hall 187 On the Horowitz-Myers conjecture Pei-Ken Hung, Department of Mathematics, University of Illinois, Urbana-Champaign,

Monday, May 19
4:00 pm - 5:00 pm	High Energy Physics Seminar Online and In-Person Event Neutrino Self-interaction: Motivations and Future Probes Yue Zhang, Carleton University,
4:00 pm - 5:00 pm	Astronomy Tea Talk Cahill 370 The Galactic Population of Quiet Black Holes Dr. Casey Lam, Carnegie/Harrison Postdoctoral Fellow, Carnegie Observatories,

Tuesday, May 20
3:00 pm - 4:00 pm	Mathematics & Machine Learning Seminar East Bridge 114 A Glimpse into AI + Science at Google DeepMind: RL for Fusion & AlphaGeometry2 Yuri Chervonyi, Google DeepMind,
4:00 pm - 5:00 pm	Mathematics Colloquium Linde Hall 310 The Kakeya set conjecture in three dimensions Joshua Zahl, Department of Mathematics, University of British Columbia,

Wednesday, May 21
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Quantum Area Fluctuations from Gravitational Phase Space Temple He, Caltech,
12:15 pm - 1:00 pm	Caltech/IPAC Lunch Seminar IPAC 102 (Large Conference Room) Small Galaxies, Big Impact: Compact Lyman-alpha Emitters as Drivers of the Early Universe's Transformation Keunho Kim, Caltech/IPAC,
3:00 pm - 4:00 pm	Information, Geometry, and Physics Seminar Linde Hall 310 Reformulations of Furstenberg's x2x3 conjecture Jane Panangaden, Mathematics Field Group, Pitzer College,
4:00 pm - 5:00 pm	ASTRONOMY COLLOQUIUM (Biard Lecture) Cahill, Hameetman Auditorium Spectra Ex Machina: Spectroscopic Surveys for the Modern Mid-Century Juna Kollmeier, Staff Scientist, Carnegie Observatories,

Thursday, May 22
4:00 pm - 5:00 pm	Number Theory Seminar Linde Hall 387 Diophantine problems arising from tetrahedra Christopher Lyons, Department of Mathematics, California State University, Fullerton,
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event

Friday, May 23
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Ning Bao, Northeastern University,
2:00 pm - 3:00 pm	TAPIR Seminar Online and In-Person Event Influence of the dark first structures M. Sten Delos, Postdoctoral Fellow, Carnegie Theoretical Astrophysics Center, Carnegie Observatories,
3:00 pm - 4:00 pm	Geometry and Topology Seminar Linde Hall 187 From phase transitions to minimal submanifolds in low codimensions Davide Parise, Mathematics Department, UC San Diego,

Tuesday, May 27
4:00 pm - 5:00 pm	Chemical Physics Seminar Noyes 147 (J. Holmes Sturdivant Lecture Hall) "Towards ab initio simulations of driven and non-equilibrium systems through novel theoretical and numerical approaches Vojtech Vlcek, Associate Professor, Department of Chemistry and Biochemistry, University of California, Santa Barbara,

Wednesday, May 28
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event TBA Victor Ivo, Princeton University,
4:00 pm - 5:00 pm	ASTRONOMY COLLOQUIUM Cahill, Hameetman Auditorium The Transiting Exoplanet Survey Satellite Joshua Winn, Professor of Astrophysical Sciences, Princeton University,
7:30 pm - 8:30 pm	Watson Lecture - Tracy Drain: Europa Clipper - The Adventure Begins! Beckman Auditorium

Thursday, May 29
12:00 pm - 1:00 pm	High Energy Physics Seminar Online and In-Person Event TBA Christian Biello, Garching, Max Planck Institut,
12:00 pm - 1:00 pm	High Energy Physics Seminar Online and In-Person Event Precision QCD and Parton Shower matching for LHC event simulations Christian Biello, Max-Planck Institute for Physics, Boltzmannstrasse 8, Garching bei Muenchen, Germany,
4:00 pm - 5:00 pm	Physics Colloquium Online and In-Person Event

Friday, May 30
11:00 am - 12:00 pm	High Energy Theory Seminar Online and In-Person Event Quasinormal Corrections to Near-Extremal Black Hole Thermodynamics Dan Kapec, Harvard University,
12:00 pm - 1:00 pm	IQIM Postdoctoral and Graduate Student Seminar East Bridge 114 Gyorgy Geher, Riverlane,