Don't Panic Geocast
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.
- Update frequency
- every 10 days
- Average duration
- 51 minutes
- Episodes
- 421
- Years Active
- 2015 - 2025
Episode 319 - "Ions in Solution"
This week it's all about chemistry, not something we say often! We chat chemical weathering and exactly what all those ions mean.
Fun Paper Friday
Episode 318 - "Sandstones are Forever"
Weathering is what breaks the Earth down so it can be recycled, this week we dive into the mechanical methods of weathering the surface.
Fun Paper Friday
- What feedbacks can penguin poo have on gla…
Episode 317 - "Is your tinfoil hat the same as mine?"
There are lots of rumored precursors to earthquakes - everything from dogs acting strange to flashes of light in the sky. This week we take a look at a few of these and discuss how possible or imposs…
Episode 316 - "A centimeter is good enough"
This week we dive into differential GPS and WAAS - how we can tell exactly where we are on the planet.
Fun Paper Friday
- What can we learn from a glowing jel…
Episode 315 - "Tombstones"
Glaciers are huge, weird, and complex systems. This week we talk about some weird glacial terminology and we jump the frog with this fun paper.
- Moulin
- Serac
- Weertman Tombstone
- Jökulhlaup
Fun Pape…
Episode 314 - "We Did Pretty Good"
How did you do on your 2021 resolutions? What are you going to do in 2022?
John
- More smaller, allowed breaks
- Focus and completion of tasks
- Hit the Gym
- Get an IFR rating
- Be less reactive when appro…
Episode 313 - "Starts with Dyson"
Fun Paper Friday
- Did you get your beauty sleep? If not, others can probably tell!
- Axelsson, John, et al. "Beauty sleep: experimental study on the perceived h…
Episode 312 - "Atmospheric Deodorant"
This week John and Shannon talk about ways we could use engineering to save or destroy the planet.
- Stratospheric Injection
- Ocean Fertilization
- Increased Weathering
Fun Paper Friday
- When it come…
Episode 311 - "You know the answer once you know the answer"
This week learn how to make strat columns based on the magnetic direction of rocks! It's time to learn about magnetostratigraphy.
Fun Paper Friday
- How did the human hand evo…
Episode 310 - "Paul Bunyan's Potty"
Canyonlands National Park is a beautiful and large display of sedimentary processes, impacts, and more. Learn about the features of this park and how they got there in this week's show!
Episode 309 - "Assume a Spherical Chicken"
A recent publication tried to determine if strange folded glasses found in the Atacama Desert formed by an extraterrestrial process. Turns out, mineraology and microscopy hold the key!
Episode 308 - "Clay is kind of a trash can" Cements
This week John and Shannon discuss sedimentary rocks and what holds them together. Cements can be made of many different materials and don't change the name of the rock!
Fun Paper Friday
- What can …
Episode 307 - "Up, Up, and Away"
Weather balloons are one of the few ways to really get in-situ atmospheric measurements. John was over in Norman, OK working on a new balloon borne instrument. We talk about what all is involved in a…
Episode 306 - "8 Degrees is a lot!" PETM
What happens when the Earth is drastically warmer than it is now? How can it get that way? Join us to learn about the PETM and what it could mean for our future.
Fun Paper Friday
- Can the Drake equ…
Episode 305 - "Trovant down by the river"
Trovants are a mysterious rock formation and we try to understand them this week!
Fun Paper Friday
- Tired of zoom…
Episode 304 - "Bog Clothes" with Dr. Andy Elwood-Madden
Fun Paper Friday
- How many legs does it take to freak you out?
- Vetter, Richard S. "Arachnophobic entomologists: when two more legs makes a big di…
Episode 303 - "But do you need it?"
Keeping instruments safe in the field in hard. This week John talks about his favorite disguise for instruments and telemetry.
Fun Paper Friday
- Can a photo and some machine learning predict how co…
Episode 302 - "Geophysics is Batteries"
Getting power to things in the field is difficult and more complex than you'd think. This week we discuss a few of the many problems you are likely to face and ways we have fought them.
Fun Paper Fr…
Episode 301 - "Lodestone"
Magnetism is a mysterious topic and it took a long time for us humans to understand just the basics. This week we look at the history of magnetism!
Fun Paper Friday
- Can whale calls be useful for s…