From Nick Zentner. Michael Eddy | Friday, May 16, 2025 – 12:00 pm livestream Purdue University geology professor Michael Eddy visits Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | May 15, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #11. Regional Incision? Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | May 13, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #10. Snake River was Here? Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | April 5, 2025 2025 Downtown Geology Lecture Series. Lecture 3 of 3. Recorded at Morgan Auditorium in Ellensburg, Washington, USA.

From Nick Zentner. Ayla Pamukcu | Friday, May 9, 2025 – 12:00 pm livestream Stanford University geology professor Ayla Pamukcu visits Ellensburg, Washington, USA.

From Nick Zentner. Jim O’Connor & Nick Zentner | May 6, 2025 USGS geologist Jim O’Connor guides Nick through the Upper Ellensburg Formation. GEOL 351.

From Nick Zentner.

From Nick Zentner.

From Nick Zentner. Nick Zentner | May 6, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #9. Lower Ellensburg Formation. Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | April 4, 2025 2025 Downtown Geology Lecture Series. Lecture 2 of 3. Recorded at Morgan Auditorium in Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | May 1, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #8. Cougar Point Tuff. Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | April 29, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #7. Yellowstone Ash. Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | April 3, 2025 2025 Downtown Geology Lecture Series. Lecture 1 of 3. Recorded at Morgan Auditorium in Ellensburg, Washington, USA.

From Nick Zentner. Alena Ebinghaus & Nick Zentner | April 26, 2025 Former University of Aberdeen scholar Alena Ebinghaus helps Nick learn new things about the Ellensburg Formation of central Washington, USA.

From Nick Zentner. Barbara Nash & Nick Zentner | April 25, 2025 University of Utah Geology Professor Emeritus Barbara Nash chats with Nick about her tephra database related to various ash fallout beds across the Pacific Northwest.

From Nick Zentner. Nick Zentner | April 24, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #6. Diatomite. Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | April 22, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #5. Lava Dams! Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Denice Rochelle, Aruna Kamineni, & Nick Zentner | April 21, 2025 Mt St Helens Geology Weekend Camp (Aug 15-17, 2025) with Hannah Shamloo & Nick Zentner: https://thebronzechapter.org/2025/01/rock-and-role-a-bipoc-centered-geology-adventure-at-mount-st-helens-august-2025/ Ellensburg Geology Weekend Camp (June 20-22, 2025) with Nick Zentner: Rock and Role: A BIPOC-centering Geology Adventure at Ellensburg (June 2025) Donate to the Bronze…

From Nick Zentner. Brennan van Alderwerelt | Friday, April 18, 2025 – 12:00 pm livestream Washington Geological Survey geologist Brennan van Alderwerelt visits Ellensburg, Washington, USA.

From Nick Zentner. Jennifer Kasbohm & Nick Zentner | April 17, 2025 Carnegie Scientist Jennifer Kasbohm shares her Vantage Sediment and Flood Basalt work with Nick Zentner.

From Nick Zentner. Nick Zentner | April 17, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #4. Vantage White Belt Stratigraphy. Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | April 15, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #3. Vantage Sandstone Stratigraphy. Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner & Erin Donaghy| April 12, 2025 University of Nevada-Las Vegas geology professor Erin Donaghy helps Nick dream up a new Chumstick Basin episode of ‘Nick On The Rocks’.

From Nick Zentner.

From Nick Zentner. Nick Zentner | April 10, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #2. Ellensburg Formation Stratigraphy. Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. Nick Zentner | April 8, 2025 | 12:00 pm (Pacific) GEOL 351 lecture #1. Columbia River Basalt Stratigraphy. Central Washington University, Ellensburg, Washington, USA.

From Nick Zentner. GEOL 351 kicks off on Tuesday, April 8, 2025! Central Washington University. Ellensburg Formation.

From Nick Zentner.

From Nick Zentner. Jessica Czajkowski (WGS), Danny Denniston (WGS), & Nick Zentner (CWU) | March 21, 2025 Cataloging the Paul Hammond Collection – Portland State University Geology Professor. Jessica Czajkowski – Assistant State Geologist – Washington Geological Survey Danny Denniston – Data Specialist – Washington Geological Survey WA Geology Library: https://www.dnr.wa.gov/programs-and-services/geology/washington-geology-library WA Geologic Information Portal:…

From Nick Zentner.

From Nick Zentner. Trevor Contreras (WGS), Nick Zentner (CWU), & Jordan Carey (CWU-WGS) | March 13, 2025 Trevor Contreras – Mapping Geologist – Washington Geological Survey Email: trevor.contreras@dnr.wa.gov WA Geology Library: https://www.dnr.wa.gov/programs-and-services/geology/washington-geology-library WA Geologic Information Portal: https://www.dnr.wa.gov/geologyportal

From Nick Zentner. Nick Zentner & Jason McClaughry | March 17, 2025 Oregon Department of Geology and Mineral Industries geologist Jason McClaughry shares details from the Crooked River Caldera in central Oregon. DOGAMI Bulletin 108: https://pubs.oregon.gov/dogami/B/B108/p-B-108.htm

From Nick Zentner. Tricia Sears, Nick Zentner, & Jordan Carey | March 13, 2025 Tricia Sears – Geologic Planning Liaison – Washington Geological Survey Email: tricia.sears@dnr.wa.gov https://www.dnr.wa.gov/programs-and-services/geology/geologic-planning

From Nick Zentner. Stephanie Earls, Nick Zentner, & Jordan Carey | March 13, 2025 Stephanie Earls – Librarian – Washington Geological Survey Email: stephanie.earls@dnr.wa.gov WA Geology Library: https://www.dnr.wa.gov/programs-and-services/geology/washington-geology-library WA Geologic Information Portal: https://www.dnr.wa.gov/geologyportal WGS Field Notebooks and Image Database: https://wgs-data-preservation.dnr.wa.gov/ USDA Web Soil Survey: https://websoilsurvey.nrcs.usda.gov/app/

From Nick Zentner. Paul Winberry | Friday, February 28, 2025 – 12:00 pm livestream Central Washington University Research Associate Paul Winberry shares his latest research.

From Nick Zentner. Nick Zentner | February 27, 2025 | 12:00 pm (Pacific) Goat Rocks and reflecting on the Cascades A to Z experience.

From Nick Zentner. Nick Zentner & Jeff Tepper | February 24, 2025 University of Puget Sound geology professor Jeff Tepper reflects on Cascades A to Z.

From Nick Zentner. Nick Zentner | February 22, 2025 | 8:00 am (Pacific) Google Maps by Glenn: Cascade Calderas: https://www.google.com/maps/d/edit?mid=15RAK8iidyVCo785nQI0iQpWPXGmERlM&usp=sharing

From Nick Zentner. Dr. Anne Egger | Friday, February 21, 2025 – 12:00 pm livestream Central Washington University professor Anne Egger speaks on effective science education.

From Nick Zentner. Hannah Shamloo & Nick Zentner | February 19, 2025 Dr. Hannah Shamloo – Central Washington University – helps Nick learn about her ongoing Goat Rocks Volcanic Complex project.

From Nick Zentner. Nick Zentner & Dave Tucker | February 18, 2025 Geologist Dave Tucker – Western Washington University – continues to help Nick identify Calderas in the Cascade Range of Washington. Dave’s website: https://nwgeology.wordpress.com/

From Nick Zentner. Nick Zentner | February 20, 2025 | 12:00 pm (Pacific) An inventory of calderas in the Cascades!

From Nick Zentner. Nick Zentner & Kellie Wall | February 17, 2025 Cascades Volcano Observatory geologist Dr. Kellie Wall helps Nick learn about the Goat Rocks Volcanic Complex near White Pass, Washington.

From Nick Zentner. Nick Zentner & Eric Cheney | February 17, 2025 University of Washington geology professor Eric Cheney helps Nick think about the extent of Flood Basalts before the Cascades Uplift.

From Nick Zentner. Nick Zentner | February 15, 2025 | 8:00 am (Pacific) When did the Cascades finally uplift? 0:00 Livestream Starts 14:38 Program Begins 1:54:57 Live Q & A

From Nick Zentner. Nick Zentner | February 13, 2025 | 12:00 pm (Pacific) Did the Flood Basalts cross the Cascades? 0:00 Livestream Starts 17:16 Program Begins 1:46:52 Live Q & A

From Nick Zentner. Nick Zentner & Andrew Sadowski | February 11, 2025 Washington Geological Survey geologist Andrew Sadowski helps Nick think about the Grande Ronde Basalts west and east of the Cascades.

From Nick Zentner. Nick Zentner | February 8, 2025 | 8:00 am (Pacific) Fifes Peak Formation calderas are featured. 0:00 Livestream Starts 14:08 Program Begins 1:40:34 Live Q & A

From Nick Zentner. Sean Scott | Friday, February 7, 2025 – 12:00 pm livestream Pacific Northwest National Laboratory geochemist Sean Scott speaks in Ellensburg, Washington, USA. 0:00 Livestream Starts 16:35 Lecture Begins 1:05:36 Live Q & A

From Nick Zentner. Nick Zentner | February 6, 2025 | 12:00 pm (Pacific) Lots of actions during the 20’s in the Cascades! 0:00 Livestream Starts 15:31 Program Begins 1:48:47 Live Q & A

From Nick Zentner. Nick Zentner, Hannah Shamloo, & Hailey Finch | February 5, 2025 Central Washington University’s Dr. Hannah Shamloo features the lab work of her graduate student Hailey Finch. Zircon separation details in the lab.

From Nick Zentner. Nick Zentner & Lydia Staisch | February 5, 2025 USGS geologist Lydia Staisch helps Nick think about the timing of the Cascades Uplift.

From Nick Zentner. Nick Zentner & Skye Cooley | February 3, 2025 Montana geologist Skye Cooley shares some new thoughts about the timing of the Cascades Uplift.

From Nick Zentner. Nick Zentner & Gary Paull | February 2, 2025 ‘Nick On The Rocks’ field producer Gary Paull shares ideas for the upcoming filming of season 7 of the popular Cascade PBS geology series.

From Nick Zentner. Nick Zentner | February 1, 2025 | 8:00 am (Pacific) The Roaring Twenties! February has arrived… 0:00 Livestream Starts 13:10 Program Begins 1:43:49 Live Q & A

From Nick Zentner. Tim Melbourne | Friday, January 31, 2025 – 12:00 pm livestream Central Washington University Geology Professor Chris Mattinson speaks in Ellensburg, Washington, USA. 0:00 Livestream Starts 13:29 Lecture Begins 1:04:39 Live Q & A

From Nick Zentner. Nick Zentner | January 30, 2025 | 12:00 pm (Pacific) Looking for connections through the Cascade Range of Washington. 0:00 Livestream Starts 10:38 Program Begins 1:39:56 Live Q & A 1:53:19 ‘Rainbow Connection’

From Nick Zentner. Nick Zentner & Ayla Pamukcu | January 29, 2025 Stanford University geology professor Ayla Pamukcu helps Nick think about the goals of the Spirit Lake Pluton project.

From Nick Zentner. Nick Zentner & Chris Mattinson | January 27, 2025 Central Washington University geology professor Chris Mattinson shares an inspired demonstration of slab window development in the Pacific Northwest.