Trovants are a mysterious rock formation and we try to understand them this week! Science Alert Article (https://www.sciencealert.com/these-strange-bulging-geological-manifestations-loom-over-romania) When on Earth Article (https://whenonearth.net/trovants-growing-stones-romania/) Wikipedia Article (https://ro.wikipedia.org/wiki/Trovant) Geology In Article (https://www.geologyin.com/2018/04/the-mysterious-living-stones-of-romania.html) Fun Paper Friday Tired of zoom meetings? Let's read a paper about them! Shockley, Kristen M., et al. "The fatiguing effects of camera use in virtual meetings: A within-person field experiment." Journal of Applied Psychology 106.8 (2021): 1137. (https://psycnet.apa.org/record/2021-77825-003) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Don't Panic Geocast

Episode 305 - "Trovant down by the river"

Andy Elwood-Madden (http://nanogeochem.oucreate.com/) X-Ray Diffraction (https://en.wikipedia.org/wiki/X-ray_crystallography) Reynolds Cup (https://www.xrayminerals.co.uk/en/about-us/reynolds-cup/) 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 difference." American Entomologist 59.3 (2013): 168-175. (https://academic.oup.com/ae/article/59/3/168/6813) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 304 - "Bog Clothes" with Dr. Andy Elwood-Madden

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 corrupt you are as a politician? Blavatskyy, Pavlo. "Obesity of politicians and corruption in post‐Soviet countries." Economics of Transition and Institutional Change 29.2 (2021): 343-356. (https://onlinelibrary.wiley.com/doi/epdf/10.1111/ecot.12259) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 303 - "But do you need it?"

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 Friday Reinventing the wheel happens a lot - but how often does it get published? This week we examine an example by looking at a paper that rediscovered the integral. Tai, Mary M. "A mathematical model for the determination of total area under glucose tolerance and other metabolic curves." Diabetes care 17.2 (1994): 152-154. (http://citeseerx.ist.psu.edu/viewdoc/download?doi=10.1.1.831.4725&rep=rep1&type=pdf) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 302 - "Geophysics is Batteries"

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 seismologists? Find out in this week's Fun Paper! Kuna, Václav M., and John L. Nábělek. "Seismic crustal imaging using fin whale songs." Science 371.6530 (2021): 731-735. (https://www.gwern.net/docs/technology/2021-kuna.pdf) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 301 - "Lodestone"

EPISODE 231 - "PRISON TOOLS" DR. MATT HALL (https://www.dontpanicgeocast.com/231) EPISODE 243 - "I WANT FOUR AWESOME SEASONS" (https://www.dontpanicgeocast.com/243) EPISODE 270 - "WHY GOD MADE THE EVENING SHIFT" STEVE PILTZ (https://www.dontpanicgeocast.com/270) EPISODE 287 - "CARTOONIST IN WORD FORM" GARY MCMANUS (https://www.dontpanicgeocast.com/287) EPISODE 271 - "GUESS AGAIN DUMMY" RYAN MAY (https://www.dontpanicgeocast.com/271) EPISODE 280 - "RED SKY IN THE MORNING" WEATHER PROVERBS (https://www.dontpanicgeocast.com/280) EPISODE 262 - "MY TEDDY BEAR AND ROSARY" (https://www.dontpanicgeocast.com/262) EPISODE 221 - "I DON'T THINK LIKE THAT" PLOTTING (https://www.dontpanicgeocast.com/221) EPISODE 230 - "FIRE TRIFORCE" WILDFIRES (https://www.dontpanicgeocast.com/230) EPISODE 273 - "VERY SPECIAL WAYS TO PICK PEOPLE UP" CAPT. JEFF GRASS (https://www.dontpanicgeocast.com/273) Fun Paper Friday de Macedo, Robert Buarque, et al. "Unearthing real-time 3D ant tunneling mechanics." Proceedings of the National Academy of Sciences 118.36 (2021). (https://www.pnas.org/content/118/36/e2102267118) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 300 - "Rock can also act as a fluid"

The GEARS workshop is over and we discuss what lessons were learned and how it went. Then we find out how some clever computer scientists found plagiarization in the literature. Fun Paper Friday Cabanac, Guillaume, Cyril Labbé, and Alexander Magazinov. "Tortured phrases: A dubious writing style emerging in science. Evidence of critical issues affecting established journals." arXiv preprint arXiv:2107.06751 (2021). (https://arxiv.org/pdf/2107.06751.pdf) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 299 - "Counterfeit Consciousness"

It's hot! Learn about wet bulb temperature and what it means for your heat-stress this summer! It involves a lot of swinging of wet socks! Fun Paper Friday Tamm, Sidney L. "Defecation by the ctenophore Mnemiopsis leidyi occurs with an ultradian rhythm through a single transient anal pore." Invertebrate Biology 138.1 (2019): 3-16. (https://onlinelibrary.wiley.com/doi/abs/10.1111/ivb.12236) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 298 - "Little Nerd Arms"

How Seashells are Made (https://www.acs.org/content/acs/en/pressroom/reactions/videos/2018/how-seashells-are-made.html) Johnson, Adam B., Nina S. Fogel, and J. David Lambert. "Growth and morphogenesis of the gastropod shell." Proceedings of the National Academy of Sciences 116.14 (2019): 6878-6883. (https://www.pnas.org/content/pnas/116/14/6878.full.pdf) Addadi, Lia, et al. "Mollusk shell formation: a source of new concepts for understanding biomineralization processes." Chemistry–A European Journal 12.4 (2006): 980-987. (https://www.eps.mcgill.ca/~jeannep/eps/EPSC644/Addadi%20et%20al%202006%20Mollusk%20Shells%20Biomineralization.pdf) Fun Paper Friday Thampi, Nisha, Lekha N. Villeneuve, and Yves Longtin. "Wash your hands, Brother John!." BMJ 367 (2019). (https://web.archive.org/web/20200102074458id_/https://www.bmj.com/content/bmj/367/bmj.l6050.full.pdf) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 297 - "Acid Gel" Shell Formation

Does the earth change rapidly or slowly? We discuss the competing philosophies and the evolution of.... well, the end of the road for your food! Fun Paper Friday Hejnol, Andreas, and José M. Martín-Durán. "Getting to the bottom of anal evolution." Zoologischer Anzeiger-a Journal of Comparative Zoology 256 (2015): 61-74. (https://www.sciencedirect.com/science/article/pii/S004452311500011X) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 296 - "Explosive Erosion"

Shannon is back from field camp (and another trip) and wants to talk about digital skills. Is field camp even necessary? Fun Paper Friday Fukada, Eiichi. "Piezoelectricity of wood." Journal of the Physical Society of Japan 10.2 (1955): 149-154. (https://sci-hub.st/10.1143/JPSJ.10.149) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 295 - "Touch the rocks"

Earthquake shaking is often described on a "felt like" scale known as the Mercalli intensity scale. This episode we delve into the confusing history of the scale and what it really means. Fun Paper Friday Can your pasta be packed more efficiently? It can if it turns into its final shape during cooking! Tao, Ye, et al. "Morphing pasta and beyond." Science Advances 7.19 (2021): eabf4098. (https://advances.sciencemag.org/content/7/19/eabf4098.full) ## Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 294 - "enormous catastrophe"

What is spontaneous potential? It's an inexpensive technique to learn even more about the porosity, composition, and permeability of rock and soil. Fun Paper Friday Does your cat sit in boxes? Turns out, there's proof of why and that a cat's visual perception is quite sophisticated. Smith, Gabriella E., Philippe A. Chouinard, and Sarah-Elizabeth Byosiere. "If I fits I sits: A citizen science investigation into illusory contour susceptibility in domestic cats (Felis silvestris catus)." Applied Animal Behaviour Science 240 (2021): 105338. (https://www.gwern.net/docs/catnip/2021-smith.pdf) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 293 - "Hot Hot Field Camp" Spontaneous Potential

This was supposed to be a show on Spontaneous Potential, but we'll get to that next week! We have a potpourri of things to cover and hope you'll enjoy our derailed train! Fun Paper Friday Telescopes for seals? It's true! Mauck, Björn, et al. "How a harbor seal sees the night sky." Marine mammal science 21.4 (2005): 646-656. (https://d1wqtxts1xzle7.cloudfront.net/29032590/sealnightsight.pdf?1349532251=&response-content-disposition=inline%3B+filename%3DHow_a_harbor_seal_sees_the_night_sky.pdf&Expires=1622513451&Signature=GOto~1wXdyZRVDUWa~BTn1dDyr4iFpQSN86oX6mZanLRBE8R3f8gEsqRmqBRyYTsTiKl7ejq6HzY7xFzvRtWwsa8JMZdmKdEy1dnMpdtCTS2A5kSE2-13GmGZUOJrKiqhiTOXrF8UD0sUhc7Q7syr7AEQVJn69slroyPqSYE0vyYZw75qHF1p34ylpjy43yNCktugMU7uFpJMiETWw-XTAYxKjnNntwdiMET8sbzWb5xgd7z8w1lN64l1dTa8z8tIkt6nDzViy4Nq-yzEV2DzBUfkxRHoY0qo16SXKrBRhyWsxxaoc0Vch6gbzdfD0oEWObYkhuPDE04VtCrzd5fxA__&Key-Pair-Id=APKAJLOHF5GGSLRBV4ZA) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin)

Episode 292 - "Magic Math Stick"

Mt. St. Helens was a huge event in 1980. This week, 41 years later, we discuss the events leading up to the eruption and what happened! Fun Paper Friday *Turpin, Martin Harry, et al. "Bullsh!? Ability as an Honest Signal of Intelligence." Evolutionary Psychology 19.2 (2021): 14747049211000317. (https://journals.sagepub.com/doi/full/10.1177/14747049211000317) Contact us: Show Support us on Patreon! (https://www.patreon.com/dontpanicgeo) www.dontpanicgeocast.com (http://www.dontpanicgeocast.com) SWUNG Slack (https://softwareunderground.org) @dontpanicgeo (https://twitter.com/dontpanicgeo) show@dontpanicgeocast.com John Leeman - www.johnrleeman.com (http://www.johnrleeman.com) - @geo_leeman (https://twitter.com/geo_leeman) Shannon Dulin - @ShannonDulin (https://twitter.com/ShannonDulin) ?!

Episode 291 - "Haven't you seen Dante's Peak?"

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.

hubhopper

Don't Panic Geocast

hubhopper