Don't Panic Geocast
It's not an exact science.
About the show
John Leeman and Shannon Dulin discuss geoscience and technology weekly for your enjoyment! Features include guests, fun paper Friday selections, product reviews, and banter about recent developments. Shannon is a field geologist who tolerates technology and John is a self-proclaimed nerd that tolerates geologists.
Episodes
-
Episode 417 - "Who are you?"
July 11th, 2025 | 1 hr 4 mins
We're back from summer break - Shannon taught field camp, John travelled for work and got hailed on, and more!
-
Episode 416 - "Life is a Physics Exam"
May 16th, 2025 | 54 mins 59 secs
This week we talk about how we power our instruments in the field and all of the weird and wonderful ways they fail. Including getting turned into charcoal by lightning!
-
Episode 415 - "Fiat 500 Volcanic Bomb"
April 25th, 2025 | 48 mins 12 secs
This week we talk hail, Vesuvius, volcanic bombs, and vitrified brains. Don't miss it!
-
Episode 414 - "Closed Because of Landslide"
April 18th, 2025 | 1 hr 5 mins
Shannon's class took a trip to study catestrophic sedimentation... and they found it!
-
Episode 413 - "Waterfalls I Have Loved"
April 4th, 2025 | 57 mins 30 secs
This week its all about waterfalls and some local and global ones that we have enjoyed over the years.
-
Episode 412 - "Unpopular Flavor of Capri Sun"
March 7th, 2025 | 48 mins 42 secs
This week we talk about snow forecasting as the winter season starts to wrap up and try to figure out if you're really happier in the morning or not!
-
Episode 411 - "TSA Does Not Care About Your Data "
February 14th, 2025 | 45 mins 27 secs
How do geologists figure out when a landslide happened? From tree rings to cosmic rays, we break down the detective work behind dating geomorphic features! Plus, a Fun Paper Friday that answers the question - can Dorito dust make your skin transparent?
-
Episode 410 - "GEARS OIL UTEP"
February 7th, 2025 | 48 mins 18 secs
We just wrapped up our first-ever on-site GEARS Workshop at UTEP and it was a massive success! 🎉 Tune in as we break down the highlights, what we learned, and how this hands-on geoscience training is evolving for the future.
-
Episode 409 - "Resolutions"
January 24th, 2025 | 1 hr 7 mins
This week, it's time for our 2025 resolutions show, where we see how we can improve this year and discuss everything that's changed in the past year!
-
Episode 408 - "Everywhere there's cottonwood trees"
January 17th, 2025 | 41 mins 23 secs
This week we wrap up our finding faults show started oh so long ago! Learn how to identify faults in the field and then relax with a coffee with a physicist! A perfectly spherical coffee on a frictionless plane that is!
-
Episode 407 - "If you like dragons, that's important to you" Joshua Pearce
December 27th, 2024 | 1 hr 12 mins
This week, we’re thrilled to welcome Joshua Pearce to the show! We dive into the world of open-source hardware for academic labs, the challenges and rewards of open-sourcing projects, and the exciting opportunities it creates for researchers and the general public alike. Tune in for a fascinating discussion about innovation, making, and the future of accessible technology!
-
Episode 406 - "Taking in all the really interesting things"
December 20th, 2024 | 57 mins 26 secs
Shannon went to AGU and we're updated on the meeting and what cool new science things she saw!
-
Episode 405 - "Getting Tensor"
December 6th, 2024 | 56 mins 20 secs
Faults are fractures in the Earth's crust where movement has occurred, creating features that are critical to understanding geological processes. In this episode, we explore how to recognize fault zones in the field, examine their widths at different depths, and analyze the breakage patterns and deformation features that define them.
-
Episode 404 - "So Many Paperclips"
November 29th, 2024 | 50 mins 22 secs
This week, we explore lithium's geological formation, mining, processing, and its growing importance in the energy revolution. We also dive into exciting developments in Arkansas, which could make the U.S. a major player in domestic lithium production.
-
Episode 403 - "My Dad Caught my Mom's Pants on Fire"
November 22nd, 2024 | 50 mins 12 secs
Gold has been a symbol of wealth, beauty, and power for millennia, but its importance extends far beyond jewelry and currency. From its formation deep in the Earth’s crust to its critical uses in electronics, medicine, and aerospace, this episode explores the fascinating journey of gold and why it continues to captivate us today.
-
Episode 402 - "Shoes in a dryer on turbo"
November 15th, 2024 | 44 mins 58 secs
Ever wondered how silver journeys from ancient rock formations to the tech in your pocket? In this episode of Don't Panic Geocast, we dig deep into the fascinating world of silver—the metal that's shaped economies, inspired legends, and powers modern technology. From its formation in Earth’s crust to the precise science of extraction and refining, we’ll explore how silver’s unique properties make it indispensable in everything from solar panels to medical tools. Tune in to learn why this shiny element is more valuable—and more complicated—than you might think!