Don't Panic Geocast

John and Shannon ring in the new year talking about native science and Enchanted Rock State Park. Why are the rocks enchanted and what can we learn from the native stories? Enchanted Rock State Park Enchanted Rock State Park Batholith Pluton Granite Dome Video of exfoliation in action Fun Paper Friday What can lake deposits tell us about historical storms? Were the gods protecting Japan from attack with typhoons? Find out this this week’s fun paper! Earth Magazine Summary Woodruff, J. D., et al. “Depositional evidence for the Kamikaze typhoons and links to changes in typhoon climatology.” Geology 43.1 (2015): 91–94. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

John made it back from San Francisco and Shannon is getting her new laptop setup. This week we took a break to talk about electron backscatter in scanning electron microscopes and think about what can modify the size of animals. EBSD Measurements Electron backscatter diffraction Kikuchi Bands Bragg’s Law LPO Paper Optical Interference Figures Fun Paper Friday What can change the size of an animal? This week we find out with a listener submitted Fun Paper Friday! Thank you to listener Steve Bryant for finding this paper. Thomas, R., Holmes, M., and Morris, J. 2013. “So bigge as bigge may be”: tracking size and shape change in domestic livestock in London (AD 1220–1900). Journal of Archaeological Science. http://dx.doi.org/10.1016/j.jas.2013.02.032 Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

It’s our 100th episode! Join us as we revisit some of our favorite Fun Paper Friday segments. Are you musically inclined? We are looking for new show music! Send us your audio, ideas, and suggestions for royalty free music! Fun Paper Revisits Episode 19 – “The whole office is batteries” Meyer-Rochow, V. B., & Gal, J. (2003). Pressures produced when penguins pooh?calculations on avian defaecation. Polar Biology, 27(1), 56–58. http://doi.org/10.1007/s00300–003–0563–3 Episode 22 – “It was like two Volkswagens Battling” Bolliger, S. A., Ross, S., Oesterhelweg, L., Thali, M. J., & Kneubuehl, B. P. (2009). Are full or empty beer bottles sturdier and does their fracture-threshold suffice to break the human skull? Journal of Forensic and Legal Medicine, 16(3), 138–142. http://doi.org/10.1016/j.jflm.2008.07.013 Episode 76 – “You can’t runaway in an oxbow lake” Catania, Kenneth C. “Leaping eels electrify threats, supporting Humboldt’s account of a battle with horses.” Proceedings of the National Academy of Sciences (

John and Shannon wrap up the semester by taking a break to talk about scanning electron microscopes and the health benefits of beer. Scanning Electron Microscopes Scanning Electron Microscope Electron gun Electromagnetic Lenses Auger Effect Secondary Electron Emission Backscattered Electron Emission Bremsstrahlung X-rays Scanning Electron Microscopy - Cathodoluminescence Transmission Electron Microscope Shannon’s Locust Wing DIY SEM SEM animation of a record Embedded.fm Interview with Ben Krasnow Fun Paper Friday Can beer have health benefits? Geologists certainly hope so! Fuchimoto, Jun, et al. “Humulone suppresses replication of respiratory syncytial virus and release of IL–8 and RANTES in normal human nasal epithelial cells.” Medical molecular morphology 46.4 (2013): 203–209. NY Daily News Article Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

This week Elecia White from Embedded.fm joins us to talk about embedded electronics, beach sand pirates, and bear bells. Also John has microphone issues, sorry about that! Embedded.fm Logical Elegance Elecia on Twitter (@logicalelegance) Embedded.fm on Twitter (@embeddedfm) Arduino mbed Sparkfun Electronics ESP8266 Thing Shot Spotter Introduction to California’s Beaches and Coast Longshore Drift Dolos Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

Shannon has been learning how to play engineer. This week we talk about getting your hands dirty and how we learn new skills. Learning New Skills Debugging (Book) YouTube Lynda.com Libraries Podcasts Embedded.fm Fun Paper Friday Tuk, Mirjam A., Debra Trampe, and Luk Warlop. “Inhibitory spillover increased urination urgency facilitates impulse control in unrelated domains.” Psychological Science 22.5 (2011): 627–633. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

John and Shannon are back to doing science instead of troubleshooting and take a break to talk with Dr. Greg Wilson about Software Carpentry, how to teach effectively, and a smattering of related topics about the academic world. Greg Wilson Software Carpentry Data Carpentry Library Carpentry It Will Never Work in Theory The Architecture of Open Source Applications Request a Software Carpentry Workshop Small Teaching: Everyday Lessons from the Science of Learning (Lang) How Learning Works: Seven Research-Based Principles for Smart Teaching (Ambrose et al.) Fun Paper Friday Stefik, Andreas, and Susanna Siebert. “An empirical investigation into programming language syntax.” ACM Transactions on Computing Education (TOCE) 13.4 (2013): 19. Greg’s Review or Stefik and Siebert Whitten, Alma, and J. Doug Tygar. “Why Johnny Can’t Encrypt: A Usability Evaluation of PGP 5.0.” Usenix Security. Vol. 1999. 1999. Perez De Rosso, Santiago, and Daniel Jackson. “What’s wrong with git?: a conceptual design.” (2013). Contac

Shannon has been in the field sampling the great unconformity and John has been traveling to prepare for an exciting change. Join us this week to learn about discontinuities of all kinds! Unconformities Sedimentary Rocks Siccar Point Unconformity Geologic Time Lab Activity Grand Canyon Geology The Great Unconformity Fun Paper Friday Peters, Shanan E., and Robert R. Gaines. “Formation of the Great Unconformity as a trigger for the Cambrian explosion.” Nature 484.7394 (2012): 363–366. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we address a listener question about air pressure. What is it? Is the Earth’s atmosphere different thicknesses at different places? Find out, along with the answer to the age old question: “Where are all the teaspoons?” Air Pressure International Standard Atmosphere Barometric Pressure Pascal (unit) Scale Height Hydrostatic Equation Upper Air Maps Make a barometer Density Altitude Fun Paper Lim, Megan SC, Margaret E. Hellard, and Campbell K. Aitken. “The case of the disappearing teaspoons: longitudinal cohort study of the displacement of teaspoons in an Australian research institute.” BMJ 331.7531 (2005): 1498–1500.

John and Shannon are still fighting lab equipment, but take a break to talk to a guest suggested by listener Angie about how climate change is forming our landscape. Ben Crosby Dr. Crosby’s Website Permafrost Thermokarst Gooseff, Michael N., et al. “Effects of hillslope thermokarst in northern Alaska.” Eos, Transactions American Geophysical Union 90.4 (2009): 29–30. Jorgenson, M. Torre, Yuri L. Shur, and Erik R. Pullman. “Abrupt increase in permafrost degradation in Arctic Alaska.” Geophysical Research Letters 33.2 (2006). Pelletier, Jon D., et al. “Forecasting the response of Earth’s surface to future climatic and land use changes: A review of methods and research needs.” Earth’s Future 3.7 (2015): 220–251. Olefeldt, D., et al. “Circumpolar distribution and carbon storage of thermokarst landscapes.” Nature Communications 7 (2016): 13043. Alaska has finally been mapped as precisely as Mars Fun Paper Friday Butcher, F. E. G., et al. “The Dorsa Argentea, Mars: Comparison to> 5900 Terrestrial Esker Systems

John and Shannon are fighting lab equipment, but they take a break to continue their discussion of hurricanes. This week we talk about how we measure hurricanes - from airplanes to buoys. Hurricane Hunters Reporter Flys with the Hunters (YouTube) 403rd Wing Homepage NOAA Hurricane Hunters Homepage AT–6 Texan WC–130 WP–3D Gulfstream IV Storm Chasers Book (David Toomey) Instruments Dropsonde Driftsonde National Data Buoy Center Weather Buoy John’s Article on Tsunami Buoy Data Weather Ship Guabancex Fun Paper Friday This week’s fun paper is all about woodpeckers, how their eyes stay in their skulls, their skull structure, and other fascinating adaptations to handle literally beating their heads into a wall. Schwab, Ivan R. “Cure for a headache.” British Journal of Ophthalmology 86.8 (2002): 843–843. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

We’ve had a fairly active hurricane season, so we thought that maybe now would be a good time to discuss what exactly a hurricane is, especially for those of us non-coastal dwellers who maybe don’t think about them as much as say…tornadoes! National Hurricane Center Hurricane Structure Storm Surge Hurricane FAQ Typhoon Tip Hurricane Patricia NHC Hurricane Patricia Report Hurricane Wilma 1900 Galveston Hurricane Hurricane Katrina Hurricane Andrew Hurricane Sandy Saffir-Simpson Scale Fun Paper Friday Bantoft, Christina, et al. “Effect of Standing or Walking at a Workstation on Cognitive Function A Randomized Counterbalanced Trial.” Human Factors: The Journal of the Human Factors and Ergonomics Society 58.1 (2016): 140–149. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

John visits Maker Faire and Shannon found another paper about video games to answer questions we raised last week. Maker Faire Glank Ono Smartphone 3D printer Glowforge Referral Link! Beagle Bone OSHPark See Me CNC Aleph Objects   Chipsetter Shaper Origin Wazer Tormach Fun Paper Friday Greitemeyer, Tobias, and Dirk O. Mügge. “Video games do affect social outcomes a meta-analytic review of the effects of violent and prosocial video game play.” Personality and Social Psychology Bulletin (2014): 0146167213520459. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Shannon has been at the Geological Society of America meeting in Denver and John is about to head off to Maker Faire. Join us to hear about the latest in geology and a fun paper we almost chickened out on. GSA Meeting 2016 Charon Helene Bingham Material Fun Paper Friday Who knew there was so much work on human-chicken relationships? Apparently listener Steve did! Fothergill, B.T. and Flick, C. 2015. The ethics of human-chicken relationships in video games: the origins of the digital chicken. Computers and Society - Special Issue on Ethicomp 45 (3) 100–108 Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

Feedback Babylon 5 Effects John was on Embedded.fm this week! Big year for NPS Lots of press about NPS turning 100 this year Every Kid in a Park NPS Timeline Yellowstone Antiquities Act Organic Act Shannon’s top picks Crater Lake National Park Glacier National Park John’s top picks Arches National Park Canyon Lands National Park Fun Paper Friday All of your selfies can help the national parks understand visitor patterns and determine what attractions are the most popular at each site. Sessions, Carrie, et al. “Measuring recreational visitation at US National Parks with crowd-sourced photographs.” Journal of Environmental Management (2016). Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

This week we take it slow. Laura Wallace joins us to talk plate tectonics and slow slip in New Zealand. Also a project that gets the best acronym of the year award. Laura Wallace Laura’s UTIG Page phys.org article on HOBBITS EOS (from AGU) Article HOBITSS Science Paper “Slow Earthquakes are a Thing (Smithsonian Magazine) Fun Paper Friday The David is one of the most famous sculptures in the world, but will rock failure ultimately bring him down? What’s the Achilles’ heel for David? David’s Ankles: How Imperfections Could Bring Down the World’s Most Perfect Statue Corti, Giacomo, et al. “Modelling the failure mechanisms of Michelangelo’s David through small-scale centrifuge experiments.” Journal of Cultural Heritage 16.1 (2015): 26–31. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

Earthquake! Last week Oklahoma was rocked by the largest recorded earthquake recorded in the state’s history. We talk with Dr. Katie Keranen who is in the field deploying seismic instruments to study the event. Sorry for the audio quality this week - we were recoding the interview as a phone call since Dr. Keranen was in the field and there are occasional dropouts. Ground Motion Videos Particle motion video in Tulsa Particle motion video in Arkansas IRIS Ground Motion Video Other Links Did you feel it? Seismic Nodes Aftershocks Fun Paper Friday Ray tracing is a technique that we use is seismology, but also in computer graphics. Join us for this hilarious paper about ray tracing in Jell-O! Heckbert, Paul S. “Ray tracing Jell-O brand gelatin.” Communications of the ACM 31.2 (1988): 131–134. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

A few weeks ago we finished collecting all of your limericks in our contest to win some sweet geo-swag from Chris at Taylor Custom. This week we are joined by special guest Katie Shearer to announce the winners and read more of our favorites! If you didn’t win, don’t fret, we are working with Chris on a top secret project and will be running another contest soon! Fun Paper Friday Sneezes and coughs turn out to be a treasure trove of fluid dynamics effects and import for disease spread. In this paper we explore the gross side of multiphase turbulent flow (snot) research. Scharfman, B. E., et al. “Visualization of sneeze ejecta: steps of fluid fragmentation leading to respiratory droplets.” Experiments in Fluids 57.2 (2016): 1–9. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

We are teaching and traveling with the start of the semester. Since John has no solid cell phone signal at a conference in New Hampshire and Shannon is swimming in lecturing, we wanted to share one of our favorite interviews from this year! This week a special guest takes us to the moon by talking about lunar rocks and meteorites! The moon turns out to be a fascinating place, but probably won’t break up like in Seveneves. Brad’s Website Jim Papike Lunar Reconnaissance Orbiter Lunar Reconnaissance Orbiter Camera (LROC) Mars Exploration Rovers Apollo Lunar Rocks and Soils Collection Impact Basin Geology South Pole-Aitken Basin Yutu Rover Electron Microprobe Armalcolite (mineral) IDL ENVI Software ISIS Software ArcGIS ACT Zoomable Lunar Map Fun Paper Friday “Age Rules” from PSRD Borg, L. E., Gaffney, A. M., and Shearer, C. K. (2015) A Review of Lunar Chronology Revealing a Preponderance of 4.34–4.37 Ga Ages, Meteoritics & Planetary Science, v. 50, p. 715–732, doi: 10.1111/maps.12373. Contact us: Show - www

Classes start next week - it’s time to evaluate what we did over the summer. How did our summer manifestos work out and what are we going to accomplish this fall? Defcon Seismometer Hack Seismo Live Techniques of Experimental Geoscience Webpage Spaceballs Combination Scene John’s Fall Goals Figure out my future job Finish up a couple of instrumentation projects Assemble my dissertation Don’t let this class kill me Shannon’s Fall Goals Look for my replacement for Evernote Actually look at my to-do better next time list for classes Read all the literature! Submit a manuscript Have fun with my new class…geology of extreme climates Limericks We are setting up a time to record with our judge, it may be a week or two, but hang in there. If you want to send in an audio recording of you performing your limerick, that would be awesome. Don’t forget - we have STICKERS! Fun Paper Friday Andrade, Marco AB, Anne L. Bernassau, and Julio C. Adamowski. “Acoustic levitation of a large solid sphere.” Applied Physics Le