Earth on the Rocks
Episodes
All I want for Christmas is my two shark teeth - with Molly Karnes
26 Dec 2025
Contributed by Lukas
On the season 2 midseason finale we welcome Molly Karnes, a stable isotope ecologist and lab technician. Hear about a new regional drink - Cheerwine, ...
Just add water - with Janie Wittmer
19 Dec 2025
Contributed by Lukas
Joining the show today is Janie Wittmer, a PhD student focusing on hydrogeochemistry. Hear what happens if you were to drink incredibly pure water (hi...
The defense rests (congratulations Doctor!) - with Dr. Danielle Peltier
12 Dec 2025
Contributed by Lukas
Joining us today is the newly minted Dr. Danielle (Danny) Peltier, a paleontologist or geologist/paleoanthropologist that studies human evolution thro...
Sliiiide to the left, sliiiide to the right, earthquake - with Dr. Ginny Gong
05 Dec 2025
Contributed by Lukas
Joining us today is Dr. Ginny Gong, an observational and earthquake seismologist studying what causes earthquakes and what they can tell us about our ...
You are what you eat - with Dr. Peter Sauer
28 Nov 2025
Contributed by Lukas
Join us today to hear from Dr. Peter Sauer, a low-temperature geochemist who specializes in stable isotopes and organic chemistry. Learn about his wor...
Mountain lions, birds, and bears - oh my! - with Dr. Erika Elswick
21 Nov 2025
Contributed by Lukas
Join us today to hear from Dr. Erika Elswick, a low temperature geochemist and Director of the IU Field Station. Learn about the aggressive squirrels ...
No bones about it - with Owen Madsen
14 Nov 2025
Contributed by Lukas
On this episode, hear from Owen Madsen, a current Ph.D. candidate studying paleontology and self-proclaimed professional question asker. Learn about t...
Navier-Stokes for different folks - with Dr. Paul Staten
07 Nov 2025
Contributed by Lukas
Join us as we talk with Dr. Paul Staten, an atmospheric and climate dynamicist interested in large-scale wind patterns that impact weather and climate...
Until next time - with Dr. Kaj Johnson
02 May 2025
Contributed by Lukas
We have a few surprises for our season 1 finale featuring Dr. Kaj Johnson, a geophysicist studying earthquakes remotely. Hear about Kaj's journey into...
Blowing your socks off - with Dr. Arndt Schimmelmann
25 Apr 2025
Contributed by Lukas
Dr. Arndt Schimmelmann joins us today, a geochemist focusing on organics in both natural systems and when developing lab standards. Listen in to hear ...
A dose of vitamin sea - with Dr. Claudia Johnson
18 Apr 2025
Contributed by Lukas
On the show today is Dr. Claudia Johnson, a geobiologist studying ecosystems of the past and present to understand what adaptations things like corals...
Ice, ice baby - with Dr. David Lilien
11 Apr 2025
Contributed by Lukas
Joining us today is Dr. David Lilien, a glaciologist studying glaciers and ice sheets and how ice moves. Learn about party ice - popping and fizzy gla...
In the AI of the hurricane - with Dr. Chanh Kieu
04 Apr 2025
Contributed by Lukas
Joining us today is Dr. Chanh Kieu, an atmospheric scientist using modeling and machine learning to understand weather phenomena, particularly hurrica...
I lava good volcano - with Dr. Elizabeth Kenderes
28 Mar 2025
Contributed by Lukas
On today's show we have Dr. Elizabeth Kenderes, an igneous petrologist interested in the stories that lavas and igneous rocks may tell about how or wh...
I'm gonna make him a proxy he can't refuse - with Dr. Simon Brassell
21 Mar 2025
Contributed by Lukas
On the show today is Dr. Simon Brassell, a molecular biogeochemist who specializes in organic matter and isotope geochemistry. Hear about his revoluti...
Head in the geoengineered clouds - with Dr. Paul Goddard
14 Mar 2025
Contributed by Lukas
We are back for the second half of our first season! Joining us to kick things off is Dr. Paul Goddard, a climate scientist and modeler who looks at h...
A river runs through it (and quickly aggrades) - with Dr. Brian Yanites
27 Dec 2024
Contributed by Lukas
On our midseason finale we hear from Dr. Brian Yanites, a geomorphologist looking at how changes on Earth's surface can impact or are impacted by peop...
Here comes the rain again (get on the porch!) - with Dr. Cody Kirkpatrick
20 Dec 2024
Contributed by Lukas
Joining us today is Dr. Cody Kirkpatrick, a meteorologist who is interested in weather phenomena and related events. We hear about the Golden Guide th...
Insane in the big brain, insane in the brain - with Dr. Jackson Njau
13 Dec 2024
Contributed by Lukas
Joining us today is Dr. Jackson Njau, a paleoanthropologist working to understand how early humans evolved and why. Hear about his work in Olduvai Gor...
Super(computer climate)model - with Dr. Travis O'Brien
06 Dec 2024
Contributed by Lukas
Today we get to know Dr. Travis O'Brien, a climate scientist who looks at and models extreme weather and other climate phenomena that could impact our...
To be(er) or not to be(er) - with Dr. Ed Herrmann
29 Nov 2024
Contributed by Lukas
Joining us today is Dr. Ed Herrmann, a microbiologist by training who is a geoarchaeologist by way of the pharmaceutical industry and beer brewing. Hi...
The Lab Rat Pack - with Dr. Julia Kelson
22 Nov 2024
Contributed by Lukas
Listen in today and get to know Dr. Julia Kelson, a sedimentary geochemist looking at past Earth climates. Julia talks us through how she entered the ...
From Russia with love (of rocks and hazards) - with Dr. Michael Hamburger
15 Nov 2024
Contributed by Lukas
Today Dr. Michael Hamburger, an earthquake seismologist and hazards specialist, joins us. We'll hear about his atypical journey into the geosciences, ...
Stuck between a rock and a sledge hammer - with Dr. Andrea Stevens Goddard
08 Nov 2024
Contributed by Lukas
Today we get to chat with Dr. Andrea Stevens Goddard, a low-temperature thermochronologist (and proud Hoosier!) looking at how sediment is moved and s...
Welcome to the show!
04 Nov 2024
Contributed by Lukas
Welcome to Earth on the Rocks with your host, me - Dr. Shelby Rader! On this episode, we dive in to what to expect for the rest of the season and hear...