John Leeman and Shannon Dulin

Don't Panic Geocast

Science EN ↓ 433 Folgen

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.

Autor

John Leeman and Shannon Dulin

Kategorie

Science

Podcast-Website

www.dontpanicgeocast.com

Neueste Folge

26. Jun 2026

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Episode 356 - "They'll find me laying in a graben" 03.02.2023

This week we talk about basin and range topography, horsts, grabens, and more! Also how similar is your mouth bacteria to someone you kissed? John McPhee Book USGS Basin and Range Report Fun Paper Friday Kort, Remco, et al. "Shaping the oral microbiota through intimate kissing." Microbiome 2.1 (2014): 1-8. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo s...

Episode 355 - "Best First Week of Class Ever" 27.01.2023

This week John and Shannon discuss some mysterious rocks whose extraterrestrial origin is still debated and if growing a beard is a good defense against a punch. Arstechnica article on Hypatia Stone Fun Paper Friday Beseris, E. A., S. E. Naleway, and D. R. Carrier. "Impact protection potential of mammalian hair: Testing the pugilism hypothesis for the evolution of human facial hair." Integrative o...

Episode 354 - "That's Gneiss" 21.01.2023

New York City is a sprawling metropolis, but the design of the city is heavily influenced by the geology of this tortured patch of rock. This week we talk about it and what rocks you'll see as you stroll the city streets. Manhattan Schist Inwood Marble Fordham Gneiss Fun Paper Friday Cameras left behind by explorers over 80 years ago found and may unlock secrets of glacial movement Article Contact...

Episode 353 - "We Didn't Do So Well" 13.01.2023

Shannon's Resolutions Streamline Digital Workflows Read a lot! (and use goodreads) Take a sabbatical John's Resolutions Read 24 Books Cut carbs and meal prep lunch Take quarterly vacations Systemize, delegate, react Fun Paper Friday Do you have a funny walk? It could be healthy! Gaesser, Glenn A., David C. Poole, and Siddhartha S. Angadi. "Quantifying the benefits of inefficient walking: Monty Pyt...

Episode 352 - "Why are things so heavy in the future?" 23.12.2022

Shannon went to a workshop on determining the provenance of sediments using heavy elements, optical microscopes, and Raman spectra! Raman Spectroscopy Fun Paper Friday Do dogs lie when they mark? McGuire, B., et al. "Urine marking in male domestic dogs: honest or dishonest?." Journal of Zoology 306.3 (2018): 163-170. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @don...

Episode 351 - "Our Favorite Things" 16.12.2022

2022 flew past, so this week John and Shannon review their favorite things, experiences, classes, and more of 2022. Everything from bee keeping to kitchen appliances to multimeters to books! John's Favorite Things 2022 Hantek 2D72 GEARS Workshop Collapsing Wagon Milwaukee Packouts and Ratchet Wrenches Soda Stream Confluence Shannon's Favorite Things 2022 Goodreads and the Three Body Problem Triolo...

Episode 350 - "Borehole to Hell" 02.12.2022

How deep have we actually drilled into the Earth? Turns out, not very far, just 12,262 metres (40,230 ft) or about 0.3% of the way to the center of the Earth. We talk about the challenges of this feat and about potty training cows. Kola Superdeep Borehole Fun Paper Friday Cows are a source of many environmental concerns, but what if we could potty train them? Science News Article Dirksen, Neele, e...

Episode 349 - "That Sounds Heavy" Tech Replacement 18.11.2022

It's hard to decide when it is finally time to let go. When do you recycle that old tech and replace it? It may still work, but is it the thing holding you back, or do you just want something new and don't really need it? This week Shannon and John grappled with this exact question and talked each other into and out of some potential technology purchases Fun Paper Friday Everyone knows that physic...

Episode 348 - "Hot Juicy Magma" 06.11.2022

Forms in fractures of rocks already in place, so it an INTRUSIVE feature Form at right angles to the direction of extension in the area - nature’s frac jobs Can be super thin or super thick, but generally are self-consistent Can have multiple periods of injection or even multiple compositions of injection over time Can get en echelon patterns, rings, and cones (last two common with caldera volcani...

Episode 347 - "Tiny Crusty Rocks" 05.11.2022

It's all about meteorites, space rocks made from proto planets, metals, and more! Fun Paper Friday Ness, E., & Bihm, E. (2018). Short-Term Cognitive Therapy for Authors of Rejected Manuscripts. Journal of Polymorphous Perversity Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo show@dontpanicgeocast.com John Leeman www.johnrleeman.com @geo_leeman Shanno...

Episode 346 - "They Haven't Broke" 22.10.2022

This week we recap Shannon's travel to GSA and John's travel to Europe before diving into what shaped knobs are best for different applications in an award winning Fun Paper Friday! Fun Paper Friday “How to Use Fingers during Rotary Control of Columnar Knobs,” Gen Matsuzaki, Kazuo Ohuchi, Masaru Uehara, Yoshiyuki Ueno, and Goro Imura, Bulletin of Japanese Society for the Science of Design, vol. 45...

Episode 345 - "3rd Hoodoo on the Left" 08.10.2022

This week its all about the badlands and how they got to be so bad! Fun Paper Friday DECEPTIVELY CHONKY LIZARD BREAKS AN UNFORTUNATE, STRANGE RECORD Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo show@dontpanicgeocast.com John Leeman www.johnrleeman.com @geo_leeman Shannon Dulin @ShannonDulin

Episode 344 - "Pre-Cognated" 01.10.2022

Learning new things is hard - and we're talking about how we are trying to do it! Fun Paper Friday How is sleep tied to creativity? Weinberger, Eva, et al. "Having a creative day: Understanding entrepreneurs' daily idea generation through a recovery lens." Journal of Business Venturing 33.1 (2018): 1-19. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo sho...

Episode 343 - "Div, Grad, and Curl" 23.09.2022

Vector calculus is everywhere, but sadly good explanations are not. This week we talk about the div, grad, and curl operations. Div, Grad, Curl, and All That: An Informal Text on Vector Calculus Fun Paper Friday Yanai, Itai, and Martin Lercher. "The two languages of science." Genome Biology 21.1 (2020): 1-9. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo...

Episode 342 - "Kiss Me" 10.09.2022

How do we remember all of the sequences, facts, and processes in our fields? Mnemonic devices! This week we chat about a few of our favorites. Fun Paper Friday Is having a hypothesis a bad thing? Yanai, Itai, and Martin Lercher. "A hypothesis is a liability." Genome Biology 21.1 (2020): 1-5. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo show@dontpanicge...

Episode 341 - "Scrambler Outside the Physics Department" 03.09.2022

This week we discuss more about the three apparent forces we feel on a rotating ball: Coriolis Force Centrifugal Force Euler Force Fun Paper Friday How can you get rid of a bad case of the hiccups? Odeh, M., H. Bassan, and A. Oliven. "Termination of intractable hiccups with digital rectal massage." Journal of internal medicine 227.2 (1990): 145-146.

Episode 340 - "Coriolis Thing" 27.08.2022

The Coriolis force is a ficticious force that makes winds flow parallel to isobars in the atmosphere - this week we talk about it and how it fights the pressure gradient force to make the geostrophic balance work! Fun Paper Friday Can counting crows count to zero? Kirschhock, Maximilian E., Helen M. Ditz, and Andreas Nieder. "Behavioral and neuronal representation of numerosity zero in the crow."...

Episode 339 - "Museum with a crater out back" 20.08.2022

This week we talk about meteor crater. Meteor Crater Kring, David A. "Air blast produced by the Meteor Crater impact event and a reconstruction of the affected environment." Meteoritics & Planetary Science 32.4 (1997): 517-530. Fun Paper Friday Can the pill color change the outcome? De Craen, Anton JM, et al. "Effect of colour of drugs: systematic review of perceived effect of drugs and of the...

Episode 338 - "GEARS 2022" 12.08.2022

John's company ran the second iteration of the GEARS workshop ( read about 2021 here ). After learning some hard lessons last year, this year's workshop was much different and hopefully even better! Fun Paper Friday Thanks to listener Darryl for this fun... poster Friday? We'll wrap up the episode talking about wraps! Tastee Tape Poster Contact us: Show Support us on Patreon! www.dontpanicgeocast....

Episode 337 - "Air Guitar" 23.07.2022

Lightning produces many phenomena, but one is pops, clicks, and whistles in the radio frequencies. Learn why, how, and what the upper atmosphere has to do with it! Listen to a Whistler Listen to Sferics Radio Jove Fun Paper Friday Should there be speed bumps that say "rate your pain" at the entrance to the emergency room? These authors say it could be useful! Ashdown, Helen F., et al. "Pain over s...

Episode 336 - "Chopstick Breaking Sound" 15.07.2022

This week we talk about sounds from the Aurora and strange atmospheric conditions that create it. Sound producing mechanism in the temperature inversion layer and its sensitivity to geomagnetic activity Fun Paper Friday What can we do to fight a fierce predator? The cat! Cecchetti, Martina, et al. "Provision of high meat content food and object play reduce predation of wild animals by domestic cat...

Episode 335 - "Fish with a Ray Gun" 01.07.2022

Listen to singing ice! Fun Paper Friday Science makes you feel stupid and that's okay! Schwartz, Martin A. "The importance of stupidity in scientific research." Journal of Cell Science 121.11 (2008): 1771-1771. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo show@dontpanicgeocast.com John Leeman www.johnrleeman.com @geo_leeman Shannon Dulin @ShannonDulin

Episode 334 - "Rock Concert" 25.06.2022

This week we're talking about ringing rocks and why we think they sound just like cast iron bells. Video of Ringing Rocks in PA Fun Paper Friday Krioukov, Dmitri. "The Proof of Innocence." arXiv preprint arXiv:1204.0162 (2012). Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo show@dontpanicgeocast.com John Leeman www.johnrleeman.com @geo_leeman Shannon Dul...

Episode 333 - "Sandphony" 11.06.2022

How can some wind and sand make booming, singing, and wailing sounds? Find out what we know this week and then dive into geo-economics with a short and graphical fun paper! Example of singing sand Fun Paper Friday Smith, Gregor W. "Japan's Phillips curve looks like Japan." Journal of Money, Credit and Banking 40.6 (2008): 1325-1326. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com...

Episode 332 - "Caliche" 03.06.2022

If you're new in the field, caliche might fool you the first few times you encounter it. This week we talk about what it is, how it forms, and why you should always carry your hammer and chisel! Fun Paper Friday Knuth, Donald E. "The toilet paper problem." The American Mathematical Monthly 91.8 (1984): 465-470. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanic...

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