Don't Panic Geocast

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)

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/ShannonDul

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.dont

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) ?!

This week it's all about coal - what is it, where did it form, and how do we use it! Fun Paper Friday Can seismometers be used to spy on industrial processes? Guenaga, David L., et al. "Seismically Detecting Nuclear Reactor Operations Using a Power Spectral Density (PSD) Misfit Detector." Bulletin of the Seismological Society of America (2021). (https://pubs.geoscienceworld.org/ssa/bssa/article/doi/10.1785/0120200267/597792/Seismically-Detecting-Nuclear-Reactor-Operations) 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)

How do geysers work? Learn more this week! Old Faithful (https://en.wikipedia.org/wiki/Old_Faithful) Fun Paper Friday The title says it all in this week's Fun Paper! Wang, Lu, Zdenek Sofer, and Martin Pumera. "Will any crap we put into graphene increase its electrocatalytic effect?." ACS nano 14.1 (2020): 21-25. (https://pubs.acs.org/doi/abs/10.1021/acsnano.9b00184) 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)

How do you identify a mineral? We talk about our favorite ways to identify minerals! Fun Paper Friday How does heavy water taste? Will it kill you? Find out by reading this week's Fun Paper Friday! Abu, Natalie Ben, et al. "Sweet taste of heavy water." Communications Biology 4.1 (2021): 1-10. (https://www.nature.com/articles/s42003-021-01964-y) 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)

Gary McManus joins us to talk about state climatology and extremes in Oklahoma! Gary (https://cig.mesonet.org/staff/gary_mcmanus.html) Mesonet (http://mesonet.org/) Fun Paper Friday Hurricanes in space? It's raining electrons in this week's fun paper Friday! Zhang, Qing-He, et al. "A space hurricane over the Earth’s polar ionosphere." Nature communications 12.1 (2021): 1-10. (https://www.nature.com/articles/s41467-021-21459-y.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)

Thanks to Dr. Maciej Obryk, Dr. Kate Allstadt, and Dr. Thomas Rapstine for joining us to talk about the USGS experimental flume! * Flume Experiment Videos (https://pubs.usgs.gov/of/2007/1315/) * Dr. Maciej Obryk (https://www.usgs.gov/staff-profiles/maciej-k-obryk?qt-staff_profile_science_products=3#qt-staff_profile_science_products) * Dr. Kate Allstadt (https://www.usgs.gov/staff-profiles/kate-e-allstadt?qt-staff_profile_science_products=0#qt-staff_profile_science_products) * Dr. Thomas Rapstine (https://www.researchgate.net/profile/Thomas-Rapstine) Fun Paper Friday This week we see how an undergarment can become a lifesaving bit of technology. EBbra (https://www.ebbra.com/) 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 (htt

Field Kit Sokkia Notebook Holster/Backpack Handlens Hammer Belt Pocket Transit Gilson Grain Size Card Acid Bottle Pocket Knife Pencils/Lead Protractor Ruler Combo Streak Plate Mohs Picks Fun Paper Friday What can we learn about the Earth's magnetic field from tree rings? Cooper, Alan, et al. "A global environmental crisis 42,000 years ago." Science 371.6531 (2021): 811-818. (https://science.sciencemag.org/content/371/6531/811) Science Mag Article (https://www.sciencemag.org/news/2021/02/ancient-kauri-trees-capture-last-collapse-earth-s-magnetic-field) 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)

What's in the box? Geophones Load Cell Resistivity Setup Color Magnetometer Accelerometer Turbidity Sensor Water Velocity Sensor Fun Paper Friday What happens when no AI research can be reproduced? Any angry site to shame those authors! * One researcher’s mission to encourage reproducibility in machine learning (https://bdtechtalks.com/2021/03/01/papers-without-code-machine-learning-reproducibility/) 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)

This week we talk about flow regimes in streams, more bedforms, and then wrap it up with a discussion of what crocodiles sound like after breathing helium! Fun Paper Friday Thanks to listener Teresa for this week's fun paper! Reber, Stephan A., et al. "A Chinese alligator in heliox: formant frequencies in a crocodilian." Journal of Experimental Biology 218.15 (2015): 2442-2447. (https://jeb.biologists.org/content/218/15/2442.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)

This week we talk all about sediment bedforms and everyone's favorite - antidunes! Watch John's Flume Experiments from 11 years ago Froude Number Fun Paper Friday Smarandache, Florentin. Funny Problems. Infinite Study, 2000. 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

When and why did life diversify? This week we go WAY BACK to the Cambrian and hang out with hungry worms and trilobites to discover what happened. Fun Paper Friday Did you know that Wombats poop cubes? Now you do! Yang, Patricia J., et al. "Intestines of non-uniform stiffness mold the corners of wombat feces." Soft Matter (2021). 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

This week we look at the origins and science behind common weather proverbs, discuss the weather forecast rock found in every southern craft fair, and then play some video games! Fun Paper Friday Can playing video games teach us about volcanoes? Should it? McGowan, Edward G., and Jazmin P. Scarlett. "Volcanoes in video games: the portrayal of volcanoes in commercial off-the-shelf (COTS) video games and their learning potential." Geoscience Communication 4.1 (2021): 11-31. 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

Shannon is teaching intro to field inside a ballroom and we grapple with what field skills students need in the real world. Fun Paper Friday Cats go wild over catnip - but why? Lichman, Benjamin R., et al. "The evolutionary origins of the cat attractant nepetalactone in catnip." Science Advances 6.20 (2020): eaba0721. Sciencemag Article 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

This week it's all about permeability - how water flows through rocks! Fun Paper Friday Yam, Kai Chi, et al. "Association of high profile football matches in Europe with traffic accidents in Asia: archival study." bmj 371 (2020). 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

This week we talk about porosity - or what all of the empty space in a rock is and why it is important. Primary Porosity Secondary Porosity Fracture Porosity Vuggy Porosity Effective/Open Porosity Ineffective/Closed Porosity Dual Porosity Macroporosity Mesoporosity Microporosity Fun Paper Friday Hungry? Eat the same thing as others at the table to gain their trust! Woolley, Kaitlin, and Ayelet Fishbach. "A recipe for friendship: Similar food consumption promotes trust and cooperation." Journal of Consumer Psychology 27.1 (2017): 1-10. 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

This week we show 2020 out the door with our 2021 resolutions and yearly planning show! John be more decisive and reactive but in a good way less reflection on made decisions more forward focus work on something and focus get out of team task tracking get back into GTD, especially 2 min rule learn to fly leadership at work Shannon Didn't put her resolutions in the show notes! (Email her!) Fun Paper Friday In our first ever revisit - we come back to a new way to classify minerals. Cleland, Carol E., Robert M. Hazen, and Shaunna M. Morrison. "Historical natural kinds and mineralogy: Systematizing contingency in the context of necessity." Proceedings of the National Academy of Sciences 118.1. 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

This week we update you on the 2020 status and that we'll be back in 2021! Fun Paper Friday We start our first ever two part fun paper! https://phys.org/news/2020-12-scientists-philosopher-team-categorize-minerals.html 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