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PODCAST

PlanetGeo: The Geology Podcast

Chris and Jesse

A Geology and Earth Science Podcast. Join Chris, an award-winning geology teacher, and Jesse, a geoscience professor, in discussing the amazing features of our planet and their impact on your everyday life. No prior knowledge required. New episodes coming at you every week. Listen, subscribe, share with someone you know!

science earth sciences

All Episodes

58:40

America's Oldest Rock - Part 1

PlanetGeo: The Geology Podcast ·

2025/08/07

What is the oldest rock you can stand on in the United States? As the title of Frost et al., 2025 says, it is a simple question with a complex answer. In this episode, we journey to the north-central United States, where you'll find some of the oldest rocks in North America. Join us as we go through the candidate locations and dive real deep into the weeds of zircon uranium-lead geochronology! The more you learn, the less you know. Download the CampGeo app now at this link. On t...

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97:01

The Geology of the Battle of Gettysburg - A PlanetGeo...

PlanetGeo: The Geology Podcast ·

2025/07/31

Rockstars! Welcome to our first-ever Planet Geo field trip! Join us as we hit the road to Gettysburg and dig deep into the geology that shaped one of the most pivotal battles of the American Civil War. From the rocks that dictated troop movements to the geomorphology of battlefield ridges, we're taking you on an epic journey. Discover how ancient sediments and volcanic flows set the stage for a historic showdown. Plus, we explore the stunning South Mountain - it's a rock-solid adventure you w...

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49:42

The White Cliffs of Dover - Nature's Chalkboard

PlanetGeo: The Geology Podcast ·

2025/07/24

Welcome to another thrilling episode of PlanetGeo! In this episode, we dive deep into the jaw-dropping geology of the White Cliffs of Dover. We explore the formation and significance of chalk, a rock star in the geologic world. Learn about its formation during the late Cretaceous period, its economic uses, and its pivotal role as an aquifer system in Europe. From the fascinating microscopic coccolithophores to the sweeping landscape of the English coastline, this episode is sure to keep...

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46:43

Of Stones And Startups: A Geoscience Transformation?

PlanetGeo: The Geology Podcast ·

2025/07/17

Join us as we explore the (lack of) intersection of geoscience and entrepreneurship. In this engaging discussion, we delve into the importance of business acumen in geological sciences, but also highlight the cultural obstacles within the field. We share personal insights and experiences while discussing how educators and institutions can better prepare students for innovative roles in geoscience. Tune in for a thought-provoking conversation packed with rock-solid ideas and practical solution...

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54:10

The Great River - Boyce Upholt

PlanetGeo: The Geology Podcast ·

2025/07/10

In this exciting episode, we dive deep into the natural and geological wonders of the Mississippi River with Boyce Upholt, author of 'The Great River.' Join us as we unravel the mysteries and magnificence of this iconic waterway, exploring its historical, ecological, and engineering marvels. Boyce shares his personal journey, the challenges of writing this extensive book, and fascinating insights into the Mississippi’s floodplains, levees, and more. If you're ready to rock and roll down the r...

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49:56

Blue Gold? The Geology of Cobalt

PlanetGeo: The Geology Podcast ·

2025/07/03

Join us as we dig deep into the world of cobalt! This episode covers everything from the explosive growth in cobalt demand to the intriguing geology behind this critical element. We traverse through magmatic, sedimentary, and laterite cobalt deposits, touching on the societal and environmental issues tied to cobalt mining. Fun and intriguing, this episode is sure to rock your world with cobalt facts unseen! Don't miss the deep dive into where you can find this blue-hued marvel and why it's es...

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44:11

Think Like a Rock Star - It's a Good Time to Be a...

PlanetGeo: The Geology Podcast ·

2025/06/26

Join us as we delve into a thought-provoking discussion on whether geologists truly think differently. From contemplating the scale of tectonic plates to grappling with deep time and dealing with complex, data-rich scenarios, this episode digs deep into the elements that shape a geologist's unique perspective. Featuring intriguing anecdotes, our class exercises, and even a claim about biologists that's bound to cause some tectonic shifts. This episode rocks! 🌍🔍 Download the CampGeo app now

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64:24

Caldera Chronicles - Unzipping the Mysteries of Long...

PlanetGeo: The Geology Podcast ·

2025/06/19

Join us in this explosive episode as we dive deep into the hot topics of Long Valley Caldera with knowledgeable volcanologist Dr. Andy Calvert! Get ready for a magmaficent discussion on one of the most studied volcanic regions in the world. From discovering the volcanic history and understanding the geothermal wonders, to deciphering the processes of second boiling and fractional crystallization, this episode is sure to rock your world. Dr. Calvert even shares fascinating insights about the n...

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36:17

The Boiling Point - Decoding Long Valley Caldera's...

PlanetGeo: The Geology Podcast ·

2025/06/12

Discover the uplift-ing story of Long Valley Caldera! 🌋 In this riveting episode, we dig deep into tremors and uplift, unraveling the saga of resurgence domes and the seismic swarms shaking up the geoscience world. From the fascinating formation and swelling of the dome to the debate between magma intrusion and second boiling, we explore the cutting-edge techniques volcanologists use to get to the core of volcanic activity. Whether it's fiber optic cables behaving like seismometers or

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36:07

Heat Without the Show - Long Valley's Hydrothermal...

PlanetGeo: The Geology Podcast ·

2025/06/05

Join us as we dig deep into the steaming secrets of Long Valley Caldera's hydrothermal activities! We discuss the unique geological features that make Long Valley Caldera a hotbed of hydrothermal phenomena, from hot springs and fumaroles to the mysterious lack of geysers. Learn about the dynamic interplay of magma, groundwater, and the geothermal power lurking beneath the surface. Plus, we tackle some explosive hydrothermal eruptions and uncover the tragic tales of CO2 tree kills. Don't miss ...

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37:40

The Geological Fruit Fly - The Bishop Tuff and Long...

PlanetGeo: The Geology Podcast ·

2025/05/29

Join us as we dig into the hot (and viscous!) topic of the Long Valley Caldera's explosive history. 🪨 From the dramatic six-day eruption that shaped this geological wonder to the intricate details of the Bishop Tuff, you'll get a front-row seat to the science behind these monumental volcanic events. Discover how a simple basalt intrusion led to a massive caldera-forming eruption and why the Bishop Tuff is considered the 'fruit fly' of geological studies. Along the way, we tackle the

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33:03

The Basalt Before the Blast - The Leadup to The Long...

PlanetGeo: The Geology Podcast ·

2025/05/22

Join us as we embark on a volcanic journey delving deep into the fiery mechanics of the Long Valley Caldera. In this episode, we dissect the intricate process of mantle-derived basalt and its trans-crustal journey leading to magmatic differentiation and colossal eruptions. We explore the evolution of magma, touching on essential principles like partial melting, crystal assimilation, and fractional crystallization. Don’t miss out on this magma-nificent discussion that builds up to the explosiv...

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30:22

Between a Rock and a Hot Place: Long Valley's...

PlanetGeo: The Geology Podcast ·

2025/05/15

Join us as we hack our way through the geological 'weeds' of the Long Valley Caldera! In today's episode, we simplify complex tectonic interactions, explaining how a perfect storm of tectonics led to one of Earth's largest volcanic eruptions. Whether you're a geology novice or a seasoned expert, you'll discover the role of trans-tension, decompression melting, and the intricate dance of fault lines in the Western United States. We also debunk the myth that Long Valley is a hotspot, contrastin...

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28:57

Evolution of Eruption - Intro to the Long Valley Caldera

PlanetGeo: The Geology Podcast ·

2025/05/08

In this introductory episode, we plunge into the depths of the Long Valley Caldera's explosive history! 🌋 Join us as we unravel the volcanic secrets behind one of the biggest eruptions of the last 2 million years. From the initial mantle melting to the mind-blowing eruption 767,000 years ago, discover how this geological marvel evolved. Dive into the intricate interplay of tectonic forces, mantle upwellings, and crustal melting that shaped this volcanic wonder. Plus, catch a glimpse of the

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75:00

How to Get Hired - CEO Lindsey Schultz

PlanetGeo: The Geology Podcast ·

2025/05/01

In this episode of Planet Geo, we speak with Lindsey Schultz, the CEO of MRC Recruiting, a leading recruitment agency in the mining sector. The discussion explores the evolving landscape of geoscience and mining careers, emphasizing the significant demand for geologists and the factors impacting employability. Lindsey shares personal anecdotes and professional insights on networking, the importance of continuous education, effective communication, and building a personal board of directors fo...

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42:26

The Answers Are in the Rocks - It's a Good Time to Be...

PlanetGeo: The Geology Podcast ·

2025/04/24

In this rock-solid episode, we dive into Part 3 of their exciting geology series! 🪨 We discuss why it's a golden age to be a geologist, focusing on how the answers to many of today's challenges are literally set in stone. From contact metamorphism to the fascinating world of serpentinites, we explore how these natural processes are crucial in addressing climate change and charting a path towards the future. We even touch on the possibility of harnessing geological hydrogen as a sustainable

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76:06

Induced Earthquakes, Fracking, and the Future of the...

PlanetGeo: The Geology Podcast ·

2025/04/17

Join us for an exciting episode as we dive deep into the world beneath our feet with Dr. Katie Smye, a renowned research associate professor at the University of Texas at Austin. In this interview, Dr. Smye takes us on a full journey through the intricacies of fracking, induced seismicity, and the oil industry. Learn how modern drilling technologies have revolutionized energy production and the challenges associated with wastewater injection. Dr. Smye also shares her inspiring pathway into ge...

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47:15

The Future Lies At Depth - It's a Good Time to be a...

PlanetGeo: The Geology Podcast ·

2025/04/10

In this episode of Planet Geo, Jesse and Chris delve into why now is an exhilarating time to be a geologist. They explore the importance of understanding what's beneath our feet—literally—and its implications for everything from finding deeper, smaller, and more costly geothermal energy sources to creating metamorphic reactions. There's emphasis on how the next big boom in geoscience will be driven by the world's changing needs, particularly in energy transition and climate solutions, which l...

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46:41

The Geology of Petoskey Stones

PlanetGeo: The Geology Podcast ·

2025/04/03

Join us as we dive deep into the world of Petoskey Stones, Michigan’s state fossil! 🌊 In this episode, Chris and Dr. Jesse explore the beautiful, fossilized coral known as Petoskey Stones. Discover how these unique stones, beloved by collectors, tell a story of ancient tropical seas and glacial movements. Learn about their formation, significance, and where to find these geological gems. This episode is perfect for rock hounds, fossil fanatics, and anyone who loves uncovering the stories

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38:17

Buy Low, Sell High - It's a Good Time to Be a...

PlanetGeo: The Geology Podcast ·

2025/03/27

It's a good time to Buy Geoscience! Join Chris and Jesse as they kick off an exciting series on why it's a great time to be a geoscientist! They dive into enrollment trends, industry demands, and the bright future ahead for those passionate about rocks and the Earth. The discussion covers the evolving perception of geosciences, the decline in geoscience programs, and how upcoming events will create a surge in demand for skilled geologists. Whether you're considering a career in geology ...

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278 results

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