Past Events
EEPS Colloquium: Brad Foley
Associate Professor Bradford Foley, Penn State University
Rudolph Hall | Room 301
EEPS Dissertation Defense: Cameron George Moye
"Impact Ejecta and Ice in the Artemis Exploration Zone"
Rudolph Hall 301
EEPS Colloquium: Bidong Zhang
Assistant Professor Bidong Zhang, Rice University
Rudolph Hall | Room 301
Is There Anyone Out There?: St. Louis Astronomical Society September 2026 Meeting
Vivian White, The Astro Society, will be presenting the St. Louis Astronomical Society's September meeting
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
EEPS Brown Bag: Aaron Kruskie
Rudolph Hall | Room 301
EEPS Colloquium: Meghana Ranganathan
Assistant Professor Meghana Ranganathan, University of Chicago
Rudolph Hall | Room 301
EEPS Colloquium: Yuanzhi Tang
Professor Yuanzhi Tang, Georgia Institute of Technology
Rudolph Hall | Room 301
EEPS Colloquium: Suzanne Anderson
Suzanne P. Anderson
Dept. of Earth Science, Institute of Arctic and Alpine Research, University of Colorado-Boulder
Dept. of Earth Science, Institute of Arctic and Alpine Research, University of Colorado-Boulder
Rudolph Hall | Room 301
EEPS Department Open House
Rudolph Hall
EEPS Colloquium: Robert Anderson
Robert S. Anderson
Department of Earth Science, University of Colorado-Boulder
Department of Earth Science, University of Colorado-Boulder
Rudolph Hall | Room 301
EEPS Colloquium: Claire Masteller
Assistant Professor Claire Masteller, Washington University EEPS
Rudolph Hall | Room 301
X-ray Astronomy in Living Color: St. Louis Astronomical Society August 2026 Meeting
Michael Nowak, Research Professor of Physics and Associate Director of the McDonnell Center for the Space Sciences, will be presenting the St. Louis Astronomical Society's August meeting
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
EEPS Dissertation Defense: Jedidiah Dale
"Applications of High-Resolution Topography to Geomorphic and Hydrologic Processes in the Upper Mississippi River Valley"
Rudolph Hall 301
EEPS Dissertation Defense: Robert Kostynick
"Process from Noise: Erosion Threshold Variability and the Morphology of Gravel-Bed Rivers"
Rudolph Hall | Room 301
Planetary Thermal Emission in the Age of Roman: St. Louis Astronomical Society July Meeting
Zifan Lin, McDonnell Postdoctoral Fellow, Washington University, will be presenting "Planetary Thermal Emission in the Age of Roman" at the St. Louis Astronomical Society's July meeting
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
EEPS Dissertation Defense: Kelsey Woody
Investigating the Global Volatile Cycle with Heavy Noble Gases
Rudolph Hall | Room 301
Halley's Spectacular 2061 Prospects: St. Louis Astronomical Society June Meeting
Joseph Marcus, former editor of Comet News Service, will be presenting "Halley's Spectacular 2061 Prospects" at the St. Louis Astronomical Society's June meeting
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
Planets with Two Suns: St. Louis Astronomical Society May Meeting
Ekrem Esmer, McDonnell Center Postdoctoral Fellow, Washington University in St. Louis, will be presenting "Planets with Two Suns: What Eclipsing Binaries Can Tell Us About Their Hidden Worlds"
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
EEPS Class of 2026 Graduation Reception
Join us by the Mars Rover on the 2nd floor of Rudolph Hall at 11:30 AM following the A&S Recognition Ceremony to celebrate all of our 2026 EEPS department graduates.
Rudolph Hall | 2nd Floor Atrium
EEPS Dissertation Defense: Henry Dawson
"Investigation of Mineral Formation and Alteration in Hydrous Systems"
Rudolph Hall 301
Brown Bag: Maggie Hinkston
Who made this lipid? Application of Taxonomic Distinctness Indices to Lipid Biomarkers
Rudolph Hall | Room 301
2026 TRIADS Spring Symposium
The 2026 TRIADS Spring Symposium will bring together interdisciplinary researchers for a fast-paced session of lightning talks spanning data science, health, AI, and social impact. Presentations will explore topics such as opioid use disorder, adolescent mental health, hypertension disparities, AI trust and bias, environmental health risks, and education outcomes. The event will highlight innovative, real-world applications of data-driven research and concluding with a networking lunch.
Clark-Fox Forum | Hillman Hall
EEPS Brown Bag: Earth Data Challenge
Final Presentations and Awards
Rudolph Hall | Room 301
EEPS Undergraduate Symposium
Undergraduate thesis presentations will begin at 3PM in Rudolph Hall 301 followed by a poster session with light food and beverages on the 2nd floor. To attend the oral presentations remotely, please use this Zoom link: https://wustl.zoom.us/j/94680199352
Rudolph Hall 301 | Rudolph 2nd Floor Atrium
Special Brown Bag: The state of Creve Coeur Lake under changing environmental pressures, management, and conservation practices
Rudolph Hall | Room 301
Weird Stars: St. Louis Astronomical Society April Meeting
Richard Heuermann, St. Louis Astronomical Society, will be presenting "Weird Stars"
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
EEPS Brown Bag: Hydrology Presentations
Rudolph Hall | Room 301
EEPS Dissertation Defense: Samuel Patzkowsky
"Evolving Heavy Noble Gas Isotope Compositions of the Ancient Mantle and Atmosphere"
Rudolph Hall 301
Historical insights and new perspectives on Xe nucleosynthesis: from the molecular cloud to the Earth's atmosphere
Guillaume Avice, Institut de physique du globe de Paris, MCSS Visiting Scientist
Rudolph Hall | Room 301
Glassberg/Greensfelder Forum
Hosted by EEPS and the Center for the Environment
Rudolph Hall | Room 301
EEPS Dissertation Defense: Katherine Billings
"Quantitative Microstructural Analysis with Applications to Planetary Lithosphere Deformation"
Rudolph Hall 301
EEPS Colloquium: Tripti Bhattacharya
Dr. Tripti Bhattacharya, Thonis Family Associate Professor of Earth and Environmental Sciences, Syracuse University
Rudolph Hall | Room 301
EEPS Brown Bag: Jonghan Moon
Rudolph Hall | Room 301
EEPS Colloquium: Tamlin Pavelsky
Dr. Tamlin Pavelsky, Professor of Earth, Marine and Environmental Sciences, University of North Carolina
Rudolph Hall | Room 301
EEPS Brown Bag: Julia Alvarez Lozano - PhD candidate from Universidad Complutense Madrid
Rudolph Hall | Room 301
2026 McDonnell Distinguished Lectures: Public Lecture with Andrea Ghez on From the Possibility to the Certainty of a Supermassive Black Hole
Andrea Ghez, Nobel Laureate and Professor of Physics and Astronomy at the University of California, Los Angeles, will present the 2026 McDonnell Distinguished Public Lecture, "From the Possibility to the Certainty of a Supermassive Black Hole"
Whitaker 100
2026 McDonnell Distinguished Lectures: Colloquium with Andrea Ghez on Our Galactic Center
Andrea Ghez, Nobel Laureate and Professor of Physics and Astronomy at the University of California, Los Angeles, will present the 2026 McDonnell Distinguished Lecture, Colloquium, "Our Galactic Center: A Unique Laboratory for the Physics & Astrophysics of Black Holes"
Wilson 214 | Reception: 3:45pm
How to Detect & Characterize Exoplanets: The St. Louis Astronomical Society March Meeting
Marc Ollivier, Director, Institut d'Astrophysique Spatiale - Paris, will be presenting a talk at the March meeting of the St. Louis Astronomical Society, "How to Detect & Characterize Exoplanets."
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
EEPS Brown Bag: Earth Data Challenge
Mid-Semester Check-in
Rudolph Hall | Room 301
The Serengeti Rules: The Regulation and Restoration of Biodiversity
Join us for a guest lecture featuring Sean Carroll, Balo-Simon Endowed Chair and Distinguished University Professor of Biology, University of Maryland- College Park.
Clark-Fox Forum, Hillman Hall | Livestream available
EEPS Colloquium - Stephen Zatman Memorial Lecture: Harriet Lau
Dr. Harriet Lau, Manning Assistant Professor of Earth, Environmental, and Planetary Sciences, Brown University
Rudolph Hall | Room 301
Ecology and Evolutionary Biology Seminar: Assistant Professor Lauren Gillespie
Assistant Professor Lauren Gillespie, Geospatial Data Sciences, Conservation + Restoration, University of Michigan
Rebstock Hall | Room 322
EEPS Brown Bag: Dr. Jacob Fowler - UPenn
Experimental constraints on the rheology of ice stream shear margins
Rudolph Hall | Room 301
EEPS Colloquium: Sarah Stamps
Dr. Sarah Stamps, Associate Professor of Geophysics, Geodesy and Tectonophysics Laboratory, Department of Geosciences, Virginia Tech
Rudolph Hall | Room 301
EEPS Brown Bag: Earth Data Challenge
Team Formation and Project Kickoff
Rudolph Hall | Room 301
EEPS Colloquium: John Higgins
Dr. John Higgins, Professor, Department of Geosciences, Princeton University
Rudolph Hall | Room 301
AI and the Smart Telescope: How Both May Change Amateur Astronomy: The St. Louis Astronomical Society February Meeting
Jesus Ponce de Leon will be presenting a talk at the February meeting of the St. Louis Astronomical Society, "How will (may) AI change Amateur Astronomy."
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
EEPS Brown Bag
Graduate Student Science Pitches
Rudolph Hall | Room 301
EEPS Colloquium: Emma "Mickey" MacKie
Dr. Emma "Mickey" MacKie, Assistant Professor of Geological Sciences, University of Florida
Rudolph Hall | Room 301
EEPS Brown Bag: Earth Data Challenge
Intro to Jupyter, GIT, and Google Earth Engine
Rudolph Hall | Room 301
EEPS Colloquium: Sherilyn Fritz
Dr. Sherilyn Fritz, George Holmes University Professor
Department of Earth and Atmospheric Sciences, School of Biological Sciences
University of Nebraska – Lincoln
Department of Earth and Atmospheric Sciences, School of Biological Sciences
University of Nebraska – Lincoln
Rudolph Hall | Room 301
EEPS Brown Bag: Earth Data Challenge
Earth Data Challenge Overview
Rudolph Hall | Room 301
EEPS Colloquium: Anne Hofmeister Retirement Lecture
Research Professor Emeritus of Earth, Environmental, and Planetary Sciences
Rudolph Hall | Room 301
EEPS Colloquium: Jacob Jordan
Dr. Jacob Jordan, Chief Science Officer at Mati Carbon
Rudolph Hall | Room 301
Planets with Two Suns: The St. Louis Astronomical Society January Meeting
Ekrem Esmer, Washington University in St. Louis, will be presenting a talk at the January meeting of the St. Louis Astronomical Society, "Planets with Two Suns: What Eclipsing Binaries Can Tell Us About Their Hidden Worlds."
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
EEPS Colloquium: Jeffrey Catalano
Professor of Earth, Environmental, and Planetary Sciences
Director of Environmental Studies
Director of Environmental Studies
Rudolph Hall | Room 301
The Ultraview Effect: The St. Louis Astronomical Society December Meeting
Deana Weibel, Grand Valley State University, will be presenting a talk at the December meeting of the St. Louis Astronomical Society, "The Ultraview Effect."
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
Brown Bag: Kun Wang
Rudolph Hall | Room 301
EEPS Colloquium: Grace Barcheck
Assistant Professor, Earth and Atmospheric Sciences, Cornell University
Rudolph Hall | Room 301
The Making of an Enterprise: How Star Trek Helped NASA Dream Big and How NASA Helped Star Trek Survive: The St. Louis Astronomical Society November Meeting
Glen Swanson, historian and author, will be featured at the November meeting of the Saint Louis Astronomical Society.
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
From Variable Stars to Dark Matter – The Expanding Legacy of Henrietta Leavitt
The WashU Departments of Physics & Performing Arts have partnered for a colloquium celebrating the life and contributions of Henrietta Leavitt in honor of the upcoming PAD production of 'Silent Sky' - a play focused on Leavitt's life and discoveries.
Seigle 206
Brown Bag: Yuqi Liu
Rudolph Hall | Room 301
Silent Sky
Before Edwin Hubble and Stephen Hawking, there was Henrietta Leavitt. 'Silent Sky' takes audiences on Leavitt’s real-life journey as one of Harvard Observatory’s female “human computers” at the turn of the 20th century.
A.E. Hotchner Studio Theatre
EEPS Colloquium: Joe Guinness
Associate Professor of Statistics & Data Science at Washington University
Rudolph Hall | Room 301
Running COSMOS.exe: Astronomy on Tap
Yajie Yuan and Alex Chen will be presenting this month's Astronomy on Tap: Running Cosmos.exe — how we use computers to understand the wildest objects in the universe.
Urban Chestnut - The Grove Meeting Room
Brown Bag: Michael O'Grady - Seiler Geospatial
State of the Geospatial Industry
Rudolph Hall | Room 301
EEPS Colloquium: Nicole Nie
Assistant Professor of Earth and Planetary Sciences, Massachusetts Institute of Technology
Rudolph Hall | Room 301
Brown Bag: Stephanie Zhang / Abby Santis
Rudolph Hall | Room 301
2025 Robert M. Walker Distinguished Lectures Public Lecture: The NASA Psyche Mission: First Visit to an Unknown World
Lindy Elkins-Tanton, Director, University of California, Berkeley Space Sciences Laboratory and Principal Investigator of the NASA Psyche mission, will present the McDonnell Center for the Space Sciences 2025 Robert M. Walker Distinguished Lectures, Public Lecture: "The NASA Psyche Mission: First Visit to an Unknown World"
Whitaker 100 | Free and open to the public
2025 Robert M. Walker Distinguished Lectures Colloquium: The NASA Psyche Mission: Preparing for the Science of an Unknown Object
Lindy Elkins-Tanton, Director, University of California, Berkeley Space Sciences Laboratory and Principal Investigator of the NASA Psyche mission, will present the McDonnell Center for the Space Sciences 2025 Robert M. Walker Distinguished Lectures, Colloquium: "The NASA Psyche Mission: Preparing for the Science of an Unknown Object"
Whitaker 100 | Refreshments in Whitaker Hall Atrium | 3:30 pm
Brown Bag: Paige Havener / Hugh Chou
Rudolph Hall | Room 301
Center for Aerosol Science and Engineering (CASE) Distinguished Lecture: Professor Paul Wennberg
Center for Aerosol Science and Engineering (CASE) Distinguished Lecture featuring Professor Paul Wennberg, California Institute of Technology
Whitaker Hall | Room 100
EEPS Colloquium: Kiya Riverman
Professor of Environmental Studies, University of Portland
Rudolph Hall | Room 301
Event Canceled - EEPS Colloquium: Morgan Cable
Research Scientist, NASA Jet Propulsion Laboratory in Pasadena, California
Rudolph Hall | Room 301
Venus: the St. Louis Astronomical Society October Meeting
Paul Byrne, Washington University in St. Louis, will be presenting "Venus" at the October meeting of the St. Louis Astronomical Society
McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
Brown Bag: Bavan Rajan / Lauren Wratchford
Rudolph Hall | Room 301
EEPS Colloquium: Stefano Nerozzi
Research Professor and Planetary Geologist, University of Arizona Lunar and Planetary Laboratory
Rudolph Hall | Room 301
EEPS Dissertation Defense: Emily Millman
"Selective Absorption of Amino Acids to Smectite and Serpentine Clays under Varying Fluid Conditions"
Rudolph Hall 301
EEPS Dissertation Defense: Andrew Flaim
"Hydroclimate Dynamics from the North Atlantic to the Tropical Pacific: Perspectives from Water Isotopes in Proxy Data and Climate Models from the Last Millennium through the 21st Century"
Rudolph Hall 301
Brown Bag: Zhihua Xiong
Diffusive Isotope Fractionation In Minerals: Implications for the Thermal and Chemical Evolution of Planetary Bodies
Rudolph Hall | Room 301
Environmental Studies Knight Distinguished Lecture
Karen C. Seto
Frederick C. Hixon Professor of Geography and Urbanization
Faculty Director, Hixon Center for Urban Sustainability, Co-Director, Yale Center for Geospatial Solutions, Affiliated faculty, Yale School of Architecture, Yale School of the Environment
U.S. National Academy of Sciences, Council on Foreign Relations
Umrath Lounge | Danforth Campus