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Winter 2025-2026

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Wednesday, January 7th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
Analyticity of the black hole S-matrix
Anna Wolz, UCLA,
Friday, January 9th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
Constraints on Long-Range Forces in De Sitter Space
Kurt Hinterbichler, Case Western Reserve University,
12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Limitations of Noisy Geometrically Local Quantum Circuits
Joel Rajakumar, University of Maryland,
Monday, January 12th, 2026
4:00pm – 5:00pm
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High Energy Physics Seminar

Online and In-Person Event
CMB constraints on non-minimally coupled ultralight dark matter
Subhajit Ghosh, University of Texas, Austin,
Tuesday, January 13th, 2026
1:00pm – 2:00pm
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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,
Wednesday, January 14th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
Hollow-grams: Generalized Entanglement Wedges from the Gravitational Path Integral
Sami Kaya, UC Berkeley,
12:15pm – 1:00pm
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Caltech/IPAC Lunch Seminar

IPAC 102 (Large Conference Room)
NEO Surveyor's Survey Strategy: Robustness Studies & Trade-Offs
Garrett Levine, UCLA,
4:00pm – 5:00pm
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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,
Thursday, January 15th, 2026
4:00pm – 5:00pm
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Physics Colloquium

Online and In-Person Event
Quantum Computing Enhanced Sensing
Soonwon Choi, Assistant Professor of Physics, Department of Physics, MIT,
Friday, January 16th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
Hamiltonian approach to near extremal black hole physics
Per Kraus, UCLA,
12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Computation-Protected Phases of Matter
Soonwon Choi, MIT,
1:00pm – 2:00pm
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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 20th, 2026
4:00pm – 5:00pm
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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 21st, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Jeremy van der Heijden, University of British Columbia,
12:15pm – 1:00pm
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Caltech/IPAC Lunch Seminar

IPAC 102 (Large Conference Room)
Molecular Cloud Evolution in Nearby Galaxies as First Step for Galaxy Evolution and Star Formation
Jin Koda, Stony Brook University,
4:00pm – 5:00pm
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Materials Science Research Lecture

Noyes 147 (J. Holmes Sturdivant Lecture Hall)
Artificial oxide quantum heterostructures and twisted membranes
Honyung Lee, PhD, Corporate Fellow and Senior Advisor, Materials Science and Technology Division, Oak Ridge National Laboratory,
Thursday, January 22nd, 2026
2:00pm – 3:00pm
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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,
4:00pm – 5:00pm
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Physics Colloquium

Online and In-Person Event
StarShot – from Metaphotonics to Spacecraft
Harry A. Atwater, Otis Booth Leadership Chair, Division of Engineering and Applied Science, Howard Hughes Professor of Applied Physics and Materials Science, Caltech,
Friday, January 23rd, 2026
11:00am – 12:00pm
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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,
1:00pm – 2:00pm
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High Energy Physics Seminar

Online and In-Person Event
Modified Theories of Gravity, Parity, and the Dark Sector
Tatsuya Daniel, McGill University,
2:00pm – 3:00pm
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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 28th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Diego Garcia Sepulveda, Harvard University,
Thursday, January 29th, 2026
4:00pm – 5:00pm
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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 30th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Rachel Rosen, Carnegie Mellon University,
12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Nicholas O'Dea, Princeton,
1:15pm – 2:15pm
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High Energy Theory Seminar

Online and In-Person Event
Quantum Null Ray: Localized gauge invariant observables and covariant quantization
Laurent Freidel, Perimeter Institute,
Wednesday, February 4th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Francesco Calisto, Caltech,
4:00pm – 5:00pm
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CMS Special Colloquium with Peter Gacs

Annenberg 105
A reliable Turing machine
Peter Gacs, Professor Emeritus, Computer Science, Boston University,
Thursday, February 5th, 2026
4:00pm – 5:00pm
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Physics Colloquium

Online and In-Person Event
Katerina Chatziioannou, Assistant Professor of Physics; William H. Hurt Scholar, Department of Physics, Caltech,
Friday, February 6th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Sebastian Mizera, Columbia University,
12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
David Long, Stanford,
2:00pm – 3:00pm
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TAPIR Seminar

Online and In-Person Event
Title to be announced
Catherine Blume, Graduate Student, Astrophysical & Planetary Sciences, UColorado Boulder,
Monday, February 9th, 2026
4:00pm – 5:00pm
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High Energy Physics Seminar

Online and In-Person Event
TBA
Henrique Rubira, Cambridge University, KICC and Munich University Observatory,
Wednesday, February 11th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
Soft theorems from higher symmetries
Jonah Berean-Dutcher, University of British Columbia,
Thursday, February 12th, 2026
4:00pm – 5:00pm
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Physics Colloquium

Online and In-Person Event
Friday, February 13th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Björn Hassfeld, University of Wisconsin, Madison,
12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Nisarga Paul, Sherman Fairchild Postdoctoral Scholar,
Wednesday, February 18th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Jose Calderon Infante, Caltech,
Thursday, February 19th, 2026
4:00pm – 5:00pm
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Physics Colloquium

Online and In-Person Event
Yuri Levin, Professor of Physics, Department of Physics, Columbia University,
Friday, February 20th, 2026
10:00am – 11:00am
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Science Journey - Cosmic Fireworks: How Astronomers Explore the Changing Sky

Beckman Auditorium
  • Public Event
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Alberto Castellano, University of Chicago,
12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Emanuele Panella, University of Rome,
Wednesday, February 25th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Jackie Caminiti, Perimeter Institute,
Thursday, February 26th, 2026
4:00pm – 5:00pm
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Physics Colloquium

Online and In-Person Event
Liang Fu, Professor of Physics, Condensed matter Theory, MIT,
Friday, February 27th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Veronika Hubeny, UC Davis,
12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Senrui Chen, IQIM Postdoctoral Scholar, Preskill group,
Wednesday, March 4th, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Christian Ferko, Northeastern University,