March 19, 2026 4:00 pm 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
March 19, 2026 11:30 am 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
March 19, 2026 11:00 am 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
March 06, 2026 12:00 pm EEPS Brown Bag: Dr. Jacob Fowler - UPenn Experimental constraints on the rheology of ice stream shear margins Rudolph Hall | Room 301
March 05, 2026 11:30 am EEPS Colloquium: Sarah Stamps Dr. Sarah Stamps, Associate Professor of Geophysics, Geodesy and Tectonophysics Laboratory, Department of Geosciences, Virginia Tech Rudolph Hall | Room 301
February 27, 2026 12:00 pm EEPS Brown Bag: Earth Data Challenge Team Formation and Project Kickoff Rudolph Hall | Room 301
February 26, 2026 11:30 am EEPS Colloquium: John Higgins Dr. John Higgins, Professor, Department of Geosciences, Princeton University Rudolph Hall | Room 301
February 20, 2026 7:30 pm 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.
February 19, 2026 11:30 am EEPS Colloquium: Emma "Mickey" MacKie Dr. Emma "Mickey" MacKie, Assistant Professor of Geological Sciences, University of Florida Rudolph Hall | Room 301
February 13, 2026 12:00 pm EEPS Brown Bag: Earth Data Challenge Intro to Jupyter, GIT, and Google Earth Engine Rudolph Hall | Room 301
February 05, 2026 11:30 am 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 Rudolph Hall | Room 301
January 30, 2026 12:00 pm EEPS Brown Bag: Earth Data Challenge Earth Data Challenge Overview Rudolph Hall | Room 301
January 29, 2026 11:30 am EEPS Colloquium: Anne Hofmeister Retirement Lecture Research Professor Emeritus of Earth, Environmental, and Planetary Sciences Rudolph Hall | Room 301
January 22, 2026 11:30 am EEPS Colloquium: Jacob Jordan Dr. Jacob Jordan, Chief Science Officer at Mati Carbon Rudolph Hall | Room 301
January 16, 2026 7:30 pm 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.
January 15, 2026 11:30 am EEPS Colloquium: Jeffrey Catalano Professor of Earth, Environmental, and Planetary Sciences Director of Environmental Studies Rudolph Hall | Room 301
December 19, 2025 7:30 pm 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.
December 04, 2025 11:30 am EEPS Colloquium: Grace Barcheck Assistant Professor, Earth and Atmospheric Sciences, Cornell University Rudolph Hall | Room 301
November 21, 2025 7:30 pm 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.
November 21, 2025 3:00 pm 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
November 20 to November 23, 2025 7:30 pm 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
November 20, 2025 11:30 am EEPS Colloquium: Joe Guinness Associate Professor of Statistics & Data Science at Washington University Rudolph Hall | Room 301
November 18, 2025 6:00 pm 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
November 14, 2025 12:00 pm Brown Bag: Michael O'Grady - Seiler Geospatial State of the Geospatial Industry Rudolph Hall | Room 301
November 13, 2025 11:30 am EEPS Colloquium: Nicole Nie Assistant Professor of Earth and Planetary Sciences, Massachusetts Institute of Technology Rudolph Hall | Room 301
November 06, 2025 7:00 pm 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
November 05, 2025 4:15 pm 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
October 31, 2025 11:00 am 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
October 30, 2025 11:30 am EEPS Colloquium: Kiya Riverman Professor of Environmental Studies, University of Portland Rudolph Hall | Room 301
October 23, 2025 11:30 am Event Canceled - EEPS Colloquium: Morgan Cable Research Scientist, NASA Jet Propulsion Laboratory in Pasadena, California Rudolph Hall | Room 301
October 17, 2025 7:30 pm 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.
October 16, 2025 11:30 am EEPS Colloquium: Stefano Nerozzi Research Professor and Planetary Geologist, University of Arizona Lunar and Planetary Laboratory Rudolph Hall | Room 301
October 15, 2025 12:00 pm EEPS Dissertation Defense: Emily Millman "Selective Absorption of Amino Acids to Smectite and Serpentine Clays under Varying Fluid Conditions" Rudolph Hall 301
October 14, 2025 10:00 am 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
October 10, 2025 12:00 pm Brown Bag: Zhihua Xiong Diffusive Isotope Fractionation In Minerals: Implications for the Thermal and Chemical Evolution of Planetary Bodies Rudolph Hall | Room 301
October 09, 2025 4:30 pm 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
October 04, 2025 8:00 pm International Observe the Moon Night Join us to celebrate International Observe the Moon Night Crow Observatory, Crow Hall
October 02, 2025 11:30 am EEPS Colloquium: Jonathan Lunine Chief Scientist, NASA Jet Propulsion Laboratory, California Institute of Technology Rudolph Hall | Room 301
September 29, 2025 5:00 pm EEPS Undergraduate Meeting Fall 2025 Undergraduate Meeting Rudolph Hall 301
September 25, 2025 11:30 am EEPS Colloquium: Yang Liu Larry Haskin Memorial Lecture Rudolph Hall | Room 301
September 23, 2025 7:30 pm Equinox Party: Astronomy on Tap Astronomy on Tap is hosting an Equinox Party with Mikhail Tikhonov and Zifan Lin from WashU Urban Chestnut - The Grove
September 19, 2025 7:30 pm The Roman Space Telescope: The Roman View of Strong Lenses: the St. Louis Astronomical Society September meeting Tansu Daylan, Washington University in St. Louis, will be presenting "The Roman View of Strong Lenses" at the September meeting of the St. Louis Astronomical Society McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
September 18, 2025 11:30 am EEPS Colloquium: Professor William Holt Professor of Geophysics, Stony Brook University Rudolph Hall | Room 301
September 12, 2025 12:00 pm Brown Bag: Eric Hiatt Constraints on the Early Mars Paleoclimate Through Observed Geomorphology and Groundwater Modeling Rudolph Hall | Room 301
September 11, 2025 11:30 am EEPS Colloquium: Jonathan Aurnou Jonathan Aurnou Professor of geophysics and planetary physics and Chair of the Department of Earth, Planetary, and Space Sciences at the University of California, Los Angeles Rudolph Hall | Room 301
September 04, 2025 11:30 am EEPS Colloquium: David Fike Glassberg/Greensfelder Distinguished University Professor of Earth, Environmental, and Planetary Sciences Rudolph Hall | Room 301
August 28, 2025 11:30 am EEPS Colloquium: Mark Jellinek How do explosive eruptions through water change climate and why does it matter? Rudolph Hall | Room 301
August 27, 2025 9:00 am EEPS Dissertation Defense: Patrick Matulka “Studies of seismicity in the Alaska subduction zone and Antarctica" Rudolph Hall 301
August 15, 2025 7:30 pm A Journey to the Ring Giant - The Legacy of Cassini Huygens Megan Dickson, University of Missouri, St. Louis, will be presenting "A Journey to the Ring Giant - The Legacy of Cassini Huygens" at the August meeting of the St. Louis Astronomical Society McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
July 18, 2025 6:30 pm The Search for Interstellar Objects of Technological Origin: St. Louis Astronomical Society July Meeting Abraham (Avi) Loeb, Harvard University, will be presenting "The Search for Interstellar Objects of Technological Origin" McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
June 20, 2025 7:30 pm The Variable High Energy Sky: St. Louis Astronomical Society June Meeting Mike Nowak, Washington University, will be presenting "The Variable High Energy Sky" McDonnell 162 | Also available on Zoom. Contact the St. Louis Astronomical Society for the link.
June 17, 2025 9:00 am EEPS Dissertation Defense: Thomas Condus "Spectral Mixture Analyses of Hematite-Rich and Clay-Bearing Terrains in Meridiani and Oxia Planum, Mars" Rudolph Hall Room 301
May 20 to May 22, 2025 MCSS 50th Anniversary Symposium Join us for our 50th Anniversary Symposium! The Knight Center
May 12, 2025 12:00 pm EEPS Commencement Reception Join us by the Mars Rover at noon on Commencement Day to celebrate all of our 2025 EEPS department graduates. Rudolph Hall 2nd Floor
May 06, 2025 4:30 pm Scott Rudolph Professor Bradley L. Jolliff Retirement Lecture Rock of Ages: Timing of Key Events in the Moon’s Geologic Past Clark-Fox Forum | Hillman Hall
May 05, 2025 1:00 pm Dissertation Defense: Emily Culley From Anorthosite to Silicic Volcanics: photometry, composition, and buoyancy of crustal rock types on the Moon Rudolph Hall Room 301
April 28, 2025 9:00 am Dissertation Defense: Alessandro Mauceri From the Amazon to the Andes: Paleoclimatic and Paleoenvironmental Changes Recorded by Sedimentary Biomarkers Since the Late Pleistocene Rudolph Hall Room 203
April 25, 2025 12:00 pm EEPS Brown Bag: Denise Leonard and Eric Fournier, Center for Teaching and Learning Principles for Effective and Equitable STEM Teaching: Insights from a recent report from the National Academies of Sciences, Engineering, and Medicine. Rudolph Hall | Room 301
April 24, 2025 2:30 pm EEPS Undergraduate Symposium Undergraduate Thesis Presentations and Poster Session Rudolph Hall Room 301
April 23, 2025 4:00 pm 2025 McDonnell Distinguished Lectures: Colloquium with Priyamvada Natarajan on the Formation of the First Black Holes Priyamvada Natarajan, Professor of Astronomy and Physics at Yale University, will present the 2025 McDonnell Distinguished Lectures, Colloquium, "New Insights into the Formation of the First Black Holes" Wilson 214 | Refreshments in Wilson Hall, 3:15pm
April 17, 2025 11:30 am EEPS Colloquium: Catherine Johnson The Enigmatic Innermost Planet: A Magnetic Field Perspective Rudolph Hall | Room 301
April 11, 2025 12:00 pm EEPS Brown Bag: Tyler Meng Rock Glaciers & The Road Forward: Geophysical Measurement & Monitoring of Mountain Permafrost
April 10, 2025 11:30 am EEPS Colloquium: Will Struble Landslides and Landscapes: Decoding surface processes to reveal tectonics, climate, and hazards Rudolph Hall | Room 301
April 04, 2025 12:00 pm Brown Bag: Avianna Wooten WashU Libraries Got Data? We can help you! Rudolph Hall | Room 301
April 03, 2025 11:30 am Carl Tolman Memorial Colloquium: Annie Bauer Coeval stagnant- and mobile-lid tectonic regimes in the Eoarchean Rudolph Hall | Room 301
March 28, 2025 12:00 pm Undergraduate Student Special Event: Distinguished Alumna Ruth DeFries Musings on a Path to a Healthy Planet and Healthy People Rudolph Hall | Room 301
March 27, 2025 11:30 am EEPS Colloquium: Brendan Crowell Seismogeodesy and GNSS Signals of Opportunity for Hazard Response Rudolph Hall | Room 301
March 20, 2025 11:30 am EEPS Colloquium: Katherine de Kleer Jupiter’s volcanic moon Io: Tidal heating, mass loss, and chemical evolution Rudolph Hall | Room 301