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May 2026

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Ongoing
Ongoing – 5/5 11:59pm
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Midterm Examination Period

Friday, May 1st, 2026
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
Imaginary Liouville theory
Gaston Giribet, New York University,
12:00pm – 1:00pm
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Arab Heritage Month: Seminar

Decolonized Futures: Indigenous Visions
Dr. Nour Joudah, Asst. Professor, Deparment of Asian American Studies, UCLA,
12:00pm – 1:00pm
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Center for Social Information Sciences (CSIS) Seminar

Baxter 125
Topic to be announced
Lauren Conger, Graduate Student, Department of Control & Dynamical Systems, Caltech,
1:30pm – 2:30pm
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PhD Thesis Defense

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
Template-Free Assembly of Three-Dimensional Mesostructures via Polarization Control
Natasha Reich, Graduate Student, Chemistry (Lewis Group), Caltech,
2:00pm – 3:00pm
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Geometry and Topology Seminar (1/2)

Linde Hall 310
A Steenrod Square for Knot Floer homology
Yan Tao, PhD Candidate, Department of Mathematics, UCLA,
2:00pm – 3:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Non-Abelian Quantum Low Depth Parity Check Codes
Maine Christos, AWS Quantum Postdoctoral Scholar,
2:00pm – 3:00pm
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TAPIR Seminar

Online and In-Person Event
EDGE: Constraining dark matter with the smallest dwarf galaxies
Stacy Kim, Nashman/CTAC Postdoctoral Fellow, Carnegie Observatories,
3:00pm – 4:00pm
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Geometry and Topology Seminar (2/2)

Linde Hall 310
Orientations in Real Heegaard-Floer theory
Ciprian Bonciocat, Graduate Student, Department of Mathematics, Stanford,
3:00pm – 4:00pm
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PhD Thesis Defense

Broad 100
Characterizing the lipid II flippase MurJ as an antibiotic target
Yancheng Evelyn Li, Graduate Student, Biochemistry & Molecular Biophysics, California Institute of Technology,
3:00pm – 4:00pm
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Susan and James Wu Aerospace Colloquium

Guggenheim 133 (Lees-Kubota Lecture Hall)
Hypervelocity Water Entry and Free Flight Experiments
Bryan Schmidt, Assistant Professor, Mechanical & Aerospace Engineering, Case Western Reserve University,
4:00pm – 5:00pm
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Inorganic-Organometallics Seminar

Noyes 147 (J. Holmes Sturdivant Lecture Hall)
Mixed valent iron in a lithium-rich metal sulfide and the effects of metal-deficiency on electrochemical anion redox
Colin Morrell, Graduate Student (See Research Group), Department of Chemistry, Caltech,
4:00pm – 5:00pm
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Seismo Lab Seminar

South Mudd 254
Long-Reach Distributed Fiber-Optic Sensing over Repeated Submarine Cables
Mikael Mazur, Member of Technical Staff, Nokia Bell Labs,
5:45pm – 8:00pm
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Mega Shabbat

Chabad at Caltech, 430 S. Hill Ave.
7:00pm – 9:00pm
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Caltech Tai Chi Club - Free Tai Chi Class

Hameetman Center 220 - Multipurpose Room
7:30pm – 10:30pm
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A Midsummer Night's Dream

Ramo Auditorium
  • Public Event
Saturday, May 2nd, 2026
7:30pm – 10:30pm
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A Midsummer Night's Dream

Ramo Auditorium
  • Public Event
Sunday, May 3rd, 2026
2:00pm – 5:00pm
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A Midsummer Night's Dream

Ramo Auditorium
  • Public Event
Monday, May 4th, 2026
2:00pm – 3:00pm
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Special Biochemistry Seminar - Stephen Long (Sloan Kettering)

Gates Annex B122
Structure, Ca2+-dependent regulation, and ion selectivity of the mitochondrial calcium uniporter
Stephen B. Long, Professor, Structural Biology Program, Sloan Kettering Institute,
3:45pm – 4:45pm
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Inorganic-Electrochemistry Seminar

Noyes 147 (J. Holmes Sturdivant Lecture Hall)
Structure and function of copper membrane monooxygenases
Amy Rosenzweig, Professor, Department of Chemistry, Northwestern University,
4:00pm – 5:00pm
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Astronomy Tea Talk

Cahill 370
Characterizing High-Redshift Sources with Optical Emission Line Ratios
Nikko Cleri, Eberly Postdoctoral Fellow, Penn State University,
4:00pm – 5:00pm
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H.B. Keller Colloquium

Annenberg 105
Low-Dimensional Generation
Nisha Chandramoorthy, Assistant Professor, Department of Statistics, The University of Chicago,
4:00pm – 5:00pm
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High Energy Physics Seminar

Online and In-Person Event
TBA
Ameen Ismail, University of Chicago,
Tuesday, May 5th, 2026
10:30am – 11:30am
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PhD Thesis Defense

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
Bioinspired Microfluidic Wearable Sensors for Continuous Sweat Sampling and Metabolic Monitoring
Soyoung Shin, Graduate Student, Chemical Engineering (Gao Lab), Caltech,
12:00pm – 1:00pm
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BBE Division Seminar - Krishna Shrinivas

Broad 100
Gene regulation and decision-making: Exploring the role of biomolecular condensates
Krishna Shrinivas, Assistant Professor, Chemical and Biological Engineering and (by courtesy) Engineering Sciences and Applied Mathematics and Cell and Developmental Biology, Northwestern University,
12:00pm – 1:00pm
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CMX Lunch Seminar

Annenberg 213
An approximation-theoretic tour of measure-to-measure operator learning
Nicholas Nelsen, Klarman Fellow, Department of Mathematics, Cornell University,
2:00pm – 3:00pm
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PhD Thesis Defense

Spalding Laboratory 106 (Hartley Memorial Seminar Room)
Ryen O'Meara, Graduate Student, Chemical Engineering (Arnold Lab), Caltech,
2:30pm – 3:30pm
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PhD Thesis Seminar

Crellin 151
Infrared Action Spectroscopy of Biomolecules for Planetary Science Applications
Tyler Nguyen, Graduate Student, Chemistry, Caltech,
3:00pm – 4:00pm
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CTLO - Faculty Learning Community Workshop

Center for Student Services, 3rd Floor, Brennen Conference Room
4:00pm – 5:00pm
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Chemical Physics Seminar

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
Kang-Kuen Ni, Theodore William Richards Professor of Chemistry and Professor of Physics, Departments of Chemistry and Chemical Biology and of Physics, Harvard University,
4:00pm – 6:00pm
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CPA Book Club - Transcendent Kingdom by Yaa Gyasi

  • Internal Event
4:00pm – 5:00pm
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DIX Planetary Science Seminar

South Mudd 365
4:00pm – 6:00pm
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Presidential Distinguished Speaker Series: Martin Chalifour

Athenaeum
4:00pm – 5:00pm
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Ulric B. and Evelyn L. Bray Social Sciences Seminar

Baxter B125
Topic to be announced
Claudio Ferraz, Professor of Economics, University of British Columbia,
7:00pm – 9:00pm
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Caltech Tai Chi Club - Free Tai Chi Class

Hameetman Center 220 - Multipurpose Room
Wednesday, May 6th, 2026
10:00am – 11:00am
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PhD Thesis Defense

Spalding Laboratory 106 (Hartley Memorial Seminar Room)
Efficient Evaluation of Coulomb Interactions for Large-Scale Quantum Chemistry
Rui Li, Graduate Student, Chemistry (Chan Group), Caltech,
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
Soft Algebras in AdS4 from Lightray Operators in CFT3
Ahmed Sheta, Harvard University,
12:00pm – 1:15pm
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Inclusive Leadership 201

Online Event
3:00pm – 5:00pm
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Biosafety - Comprehensive Training

Online Event
4:00pm – 5:00pm
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Astronomy Colloquium

Cahill, Hameetman Auditorium
TBD
Brad Cenko, Research Astrophysicist, Department of Astronomy, NASA,
4:00pm – 5:00pm
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Environmental Science and Engineering Seminar

South Mudd 365
Global Stratospheric Methane Loss from Satellite Observations
Qiang Fu, Calvin Professor of Atmospheric and Climate Science, University of Washington,
4:00pm – 5:00pm
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Materials Science Research Lecture

Noyes 147 (J. Holmes Sturdivant Lecture Hall)
Chirality and Topology of Collective Excitations: From Altermagnets to Chiral Crystals
Chen Li, Associate Professor, Mechanical Engineering and Materials Science and Engineering, UC Riverside,
4:00pm – 5:00pm
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Organic Chemistry Seminar

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
Programmable Syntheses of Polycyclic Natural Products via a Polyfunctional Intermediate Approach
Pengfei Hu, Professor, Department of Chemistry, Westlake University,
  • Internal Event
5:00pm – 8:00pm
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CPA Social - Cool Ales

Chen Breezeway
  • Internal Event
5:30pm – 7:00pm
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Dr. Alice Huang: How I became an American

Caltech Hall 9th Floor
  • Internal Event
Thursday, May 7th, 2026
10:00am – 1:00pm
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Caltech Purchasing Vendor Fair 2026

San Pasqual Walk
10:00am – 11:30am
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Future Faculty Workshop Series: Teaching Statement Workshop

Center for Student Services 360 (Workshop Space)
11:00am – 12:00pm
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Mechanical and Civil Engineering Seminar

Gates-Thomas 135
No Small Measure: Using Nanostructure to Create Materials with Superior Toughness
Lucas Meza, Assistant Professor of Mechanical Engineering, Department of Mechanical Engineering, University of Washington,
12:00pm – 1:30pm
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EVOxZankou Seminar

Chen 130
Modeling Time and Space in the Emergence of New Dialects
Felicity Meakins, Professor, School of Languages and Cultures, University of Queensland,
12:15pm – 1:00pm
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Fellowships Advising Information Session - Fulbright

1:00pm – 2:30pm
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Medicare 101 Presentation

Online Event
4:00pm – 5:00pm
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2026 McConnell Lecture

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
The Essentiality of Solution NMR Spectroscopy in the Post-AlphaFold Era
Lewis E. Kay, Professor, Department of Molecular Genetics, Biochemistry, and Chemistry, University of Toronto,
4:00pm – 5:00pm
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MedE Distinquished Seminar Series, Adam Cohen

Annenberg 105
Mapping brain dynamics across scales
Adam Cohen, Professor of Chemistry and Chemical Biology and of Physics, Harvard University,
4:00pm – 5:00pm
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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,
4:00pm – 5:30pm
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Women in STEM Affinity Space

Center for Student Services, 2nd Floor, Common Area
7:00pm – 9:00pm
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Caltech Connect Training for Students (Joint Session)

Downs 269
Friday, May 8th, 2026
9:00am – 10:30am
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Dia de las Madres

Center for Student Services, Large Tent
10:00am – 2:00pm
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Professional Thrift Day and FREE Headshots

Olive Walk
10:15am – 11:15am
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PhD Thesis Defense

Noyes 153 (J. Holmes Sturdivant Lecture Hall)
Efficient Synthetic Transformations Enabled by Group X Catalysis
Kimberly Sharp, Graduate Student, Chemistry (Stoltz Group), Caltech,
11:00am – 12:00pm
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High Energy Theory Seminar

Online and In-Person Event
TBA
Xi Dong, UC Santa Barbara,
12:00pm – 1:30pm
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Green Labs May 2026 Meeting

12:00pm – 1:00pm
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IQIM Postdoctoral and Graduate Student Seminar

East Bridge 114
Dave Aasen, Microsoft Station Q,
2:00pm – 3:00pm
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TAPIR Seminar

Online and In-Person Event
Two complementary approaches to gravitational-wave data analysis
Chiara Anselmo, Graduate Student, Department of Physics, University of Milano-Bicocca (TAPIR VSR - 4/13/26-7/13/26),
3:00pm – 4:00pm
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Susan and James Wu Aerospace Colloquium

Guggenheim 133 (Lees-Kubota Lecture Hall)
Christoph Brehm, Associate Professor, Aerospace Engineering, University of Maryland,
4:00pm – 5:00pm
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Seismo Lab Seminar

South Mudd 254
Jonathan Wolf, Miller Postdoctoral Fellow, UC Berkeley,
7:00pm – 9:00pm
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Caltech Tai Chi Club - Free Tai Chi Class

Hameetman Center 220 - Multipurpose Room