Don't Panic Geocast

This week it's all about the sandstone! Join us to find out how sandstone dykes form! Sandstone Dykes Dykes (general) CO Sandstone Dykes Fun Paper Friday Is chocolate milk the best workout drink? We're still wondering. Amiri, Mojgan, et al. "Chocolate milk for recovery from exercise: a systematic review and meta-analysis of controlled clinical trials." European Journal of Clinical Nutrition (2018): 1. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo [email protected] John Leeman www.johnrleeman.com @geo_leeman Shannon Dulin @ShannonDulin

This week we have a host of people gathered in a conference room at the scientific python conference to discuss what we've seen and what we're excited about. SciPy 2018 Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo [email protected] John Leeman www.johnrleeman.com @geo_leeman Shannon Dulin @ShannonDulin

This week we talk about how quantum magnetometers work and popcorn driven robots! SQUIDS SQUID Josephson Junction Phase Locked Loop Fun Paper Friday Robots driven by popcorn? Find out how on this week's Fun Paper! Ceron, S., Kurumunda, A., Garg, E., Kim, M., Yeku, T., & Petersen, K. Popcorn-Driven Robotic Actuators. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo [email protected] John Leeman www.johnrleeman.com @geo_leeman Shannon Dulin @ShannonDulin

This week Dr. Devin Dennie joins us to talk about making geoscience education fun for everyone! Devin Dennie My Book of Rocks and Minerals Explorer Multimedia Fun Paper Friday This week we find out if two spaces are better than one! Johnson, Rebecca L., Becky Bui, and Lindsay L. Schmitt. "Are two spaces better than one? The effect of spacing following periods and commas during reading." Attention, Perception, & Psychophysics (2018): 1-8. Contact us: Show Support us on Patreon! www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo [email protected] John Leeman www.johnrleeman.com @geo_leeman Shannon Dulin @ShannonDulin

This week Dr. Megan Elwood-Madden joins us to talk about the red planet and geochemistry! Mars Mars Jarosite Opportunity Megan’s Website Fun Paper Friday Listener Dustin sent in this great fun paper on avalanche triggering! Reuter, Benjamin, and Jürg Schweizer. “Avalanche triggering by sound: myth and truth.” Proceedings of the International Snow Science Workshop ISSW. 2009. Contact us Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week our friend at The Orbital Mechanics podcast joins us to talk about observing the Earth from space… or something like that. Earth observing spacecraft GRACE Van Allen Probes GOES Network TRMM TERRA DSCOVR Gravity Probe B Earth Missions List Ben Etherington @orbitalpodcast @benetherington Fun Paper Friday We know music is mathematical, but Donald Knuth takes it to the next level on this week’s fun paper friday! Knuth, Donald E. “The complexity of songs.” Communications of the ACM 27.4 (1984): 344–346. Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we talk to Dr. Jim Head about the planet Venus! Dr. Jim Head Venus Venus Missions Fun Paper Jargon - we're been here before, but we're going back for a second dose! NPR Article Anderson-Cook, Christine M. "Hidden jargon: Everyday words with meanings specific to statistics." Data and context in statistical education: Towards an evidence-based society. Proceedings of the Eighth International Conference on Teaching Statistics (ICOTS8), Ljubljana, Slovenia. Voorburg, The Netherlands: International Statistical Institute. 2010. Contact us: Support us on Patreon! Show www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo [email protected] John Leeman www.johnrleeman.com @geo_leeman Shannon Dulin @ShannonDulin

This week it's all about the dark and mysterious planet Mercury! Dr. Karen Stockstill-Cahill Mercury Messenger Fun Paper Friday John can't tell a Monet from a Picasso, but apparently pigeons can! Watanabe, Shigeru, Junko Sakamoto, and Masumi Wakita. "PIGEONS'DISCRIMINATION OF PAINTINGS BY MONET AND PICASSO." Journal of the experimental analysis of behavior 63.2 (1995): 165-174. Contact us: Support us on Patreon! Show www.dontpanicgeocast.com SWUNG Slack @dontpanicgeo [email protected] John Leeman www.johnrleeman.com @geo_leeman Shannon Dulin @ShannonDulin

This week Prof. William Chaplin joins us to talk about the sun and helioseismology! Prof. Bill Chaplin Music of the Sun (Book) Fun Paper Friday Which is heavier, a pound of feathers of a pound of lead? Which feels heavier? Find out in this week’s Fun Paper! Wagman, Jeffrey B., Corinne Zimmerman, and Christopher Sorric. ““Which Feels Heavier—A Pound of Lead or a Pound of Feathers?” A Potential Perceptual Basis of a Cognitive Riddle.” Perception 36.11 (2007): 1709–1711. Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we kick off our solar system show by talking about what we want to know and the recipe for a solar system. The Solar System Nebula Protoplanetary Disk Drake Equation Fun Paper Friday How long have we had rubber processing skills? A good many years before Goodyear Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Join us this week as we talk about ways to keep track of the many aspects of geology and personal projects! ThinkPad P51 Asana Trello OneNote Fun Paper Friday Do cabbies have enhanced areas of their brains to store spatial maps? Find out on this fun paper’s Friday. Maguire, Eleanor A., et al. “Navigation-related structural change in the hippocampi of taxi drivers.” Proceedings of the National Academy of Sciences 97.8 (2000): 4398–4403. Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we’re excited to be talking to Paul Wessel and Leo Uieda about the past, present, and future of GMT. GMT GMT Website GMT/Python Leo’s Website @leouieda Paul’s Website Fun Paper Friday Can you imagine smelling bad for 5 years? Checkout this week’s stinky fun paper. Guardian Article Mills, Caroline M., et al. “A man who pricked his finger and smelled putrid for 5 years.” The Lancet 348.9037 (1996): 1282. Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week join us for our own alphabet aerobics as we fly through the geologic alphabet! John’s Deines Lecture A - Anticline B - Breccia C - Coulomb Failure D - Dikes E - Earthquake F - Facies G - GPR H - Halimeda I - Induced Polarization J - Jadeite K - Knickpoint L - Leaverite M - Moho N - Nappe O - Ooids P - Paleomagnetism Q - Quicksand R - Rift S - Seismic T - Tektites U - Uniformitarianism V - Veins W - Wadi X - Xenolith Y - Yardang Z - Zonation Fun Paper Friday What can the continuity equation teach us about vampires and fluid flow? Sadhra, Makita, et al. “P5_2 The Draining of a Lifetime.” Physics Special Topics 14.1 (2015). Orbital Mechanics Episode 52 Contact us: Show - www.dontpanicgeocast.com - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week John and Shannon talk about what scientific reproducibility means. Scientific Reproducibility MagIC Database E.O. Wilson TED Talk NumFocus Jupyter Fun Paper Friday Would a chicken swipe left or right? Ghirlanda, Stefano, Liselotte Jansson, and Magnus Enquist. “Chickens prefer beautiful humans.” Human nature 13.3 (2002): 383–389. Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week it’s all about the dinos and how so many ended up in the Morrison Formation. Join us to learn about the upper Jurassic mud-pit. The Morrison Formation The Morrison Nevadan Orogeny Arthur Lakes Othniel Charles Marsh Edward Drinker Cope Garden Park Fun Paper Friday Do volcanos slide down hill? Find out in this week’s fun paper! Murray, John B., et al. “Gravitational sliding of the Mt. Etna massif along a sloping basement.” Bulletin of Volcanology 80.4 (2018): 40. Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we talk about a big boom that has inspired a 110 year old mystery! John’s new product! Tunguska Event Wiki page on Tunguska Space shuttle and noctilucent clouds 1930 Curuca River Event Chelyabinsk meteor Meteors on radar Chelyabinsk Infrasound Chelyabinsk Seismic Fun Paper Friday YOLO Website Redmon, J., Farhadi, A., YOLOv3: An Incremental Improvement. Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we explore the shows you listen to and share our favorites! The List (in random order) Embedded.fm Business of Machining Car Talk Free Agents Mac Power Users Spacepod The Orbital Mechanics Back to Work Undersampled Radio We Martians Wait Wait Don’t Tell Me 99% Invisible Podcast.__init__ Python Bytes The Productivity Show Radio Lab Reply All Spark Gap Still Untitled Weather Brains Crimetown GTD Podcast Heavyweight Nerds on Draft Startup Podcast Surprisingly Awesome Technical Difficulties Work in Progress Ask me another Note to Self The Minimalists Welcome to Night Vale She Explores Nocturne Freakonomics Snap Judgment The Dirtbag Diaries Hidden Brain Dear Sugars The Moth Outside Podcast This American Life Lore Lexicon Valley Ear Hustle Pardon the Interruption Stuff You Should Know Faculty of Horror Undiscovered Cracked TED Podcasts Pen Addict Women on the Road The Allusionist Science AAAS BBC Inside Science In Our Time More or Less: Behind the Stats Science Talk The History of Ancient Greece The Scientific Odyssey More Perfect Physics World The Curious Cases of Rutherford and Fry Science Vs Rachel Maddow Show Podcast Exposing PseudoAstronomy The Reality Check Flannelcast Common Sense Stuff You Missed in History Class My History Can Beat Up Your Politics The Skeptics’ Guide to the Universe The History of Rome The Infinite Monkey Cage This Week in Google The Now Show The News Quiz The Documentary Seriously Revolutions Radio in Four You’re the Expert Flash Forward Futility Closet Ologies Podcast Every Little Thing Revisionist History Star Talk Radio Alice Isn’t Dead Beef and Dairy Network Comedy Bang Bang Dead Pilots Society Doug Loves Movies How Did This Get Made? I Was There Too ID10T James Bonding Making It Mountain Bike Radio Thrilling Adventure Hour The Orbiting Human Circus Pistol Shrimps Radio Smartest Man in the World Spontaneanation Superego 36 Questions AirSpace Atlanta Monster Big Picture Science Blue Dot Casefile Cosmic Vertigo Criminal Explore a Story Fieldwork Diaries Foodstuff Gastropod Gravity Assist Hackable? Horizon Line Houston we have a podcast Ice Coffee Limetown MtnMeister Orbital Path Origin Stories Outside In Sawbones Science Solved It Science Sort Of Science Friday Sidedoor Podcast Slow Burn Stay Tuned with Preet The Antarctic Sun The Sharp End Third Pod from the Sun Undiscovered Twenty Thousand Hertz Two Scientists Walk into a Bar Warm Regards Unexplained Mysteries Paleocast Forecast Fun Paper Friday Live Science Article Newman, Janet, et al. “Structural characterization of a novel monotreme-specific protein with antimicrobial activity from the milk of the platypus.” Acta Crystallographica Section F: Structural Biology Communications 74.1 (2018): 39–45. Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we conclude our extinction summary and talk about how robots will take over the world. Amazing robot video from Steve Extinctions Part 2 Triassic-Jurassic Extinction Central Atlantic Magmatic Provine Conodont Alternation Index Cretaceous–Paleogene Extinction Chicxulub crater Episode 92 – “I fell into your trap” Ben Crosby “Earth Is Not in the Midst of a Sixth Mass Extinction” Fun Paper Friday Will the machines take over? We don’t know. How can we at least secure our private data used for machine learning? Blockchain might be the answer. AI researchers embrace Bitcoin technology to share medical data. Nature News Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Extinctions are pretty common in the rock record, but there are 5 times in Earth’s past where more than 50% of the life on Earth died, these are known as mass extinctions. This week we talk about causes of mass extinctions and some of the strange life that existed. Mass Extinctions Ordovician Silurian Extinction Devonian Extinction Permian Triassic Extinction The Dunkleosteus Fun Paper Friday How can microbes melt glaciers? Find out on this week’s Fun Paper Friday! Ganey, Gerard Q., et al. “The role of microbes in snowmelt and radiative forcing on an Alaskan icefield.” Nature Geoscience 10.10 (2017): 754. Paper From EarthArXiv Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

iPads in the field. We’ve talked about it before, but it’s been awhile. This week Corey Scheip joins us to talk about his experiences with tech and large teams. Corey Scheip Notability App Dropbox Business Collector App Dioptra App Theodolite App Corey on LinkedIn Fun Paper Friday Running on the water - this is a contender for the most absurd experimental setup we’ve seen this year. Minetti, Alberto E., et al. “Humans running in place on water at simulated reduced gravity.” PLoS One 7.7 (2012): e37300. Contact us: Show - Support us on Patreon! - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

What’s the difference between a weather advisory, statement, watch, and warning? Join us this week to find out! Watches, Warnings, and more Current watches, warnings, etc NWS Definitions Norman Spotter Resources Definitions CPC Outlooks AMS Glossary Fun Paper Friday Most of us love chocolate, but could it be deadly? Ainsworth, Claire. “Death by chocolate–is it possible?.” New Scientist 196.2635–2636 (2007): 40–41. Contact us: Support us on Patreon! Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week John and Shannon dive into the world of cross-sections, the olympics, and more! Creating a cross section Cross-section example Strike and dip Brunton Axis Section restoration Fun Paper Friday Ever wonder if these catchy fun paper titles are effective and how common they are? This week’s author did! Goodman, Neville W. “From Shakespeare to Star Trek and beyond: a Medline search for literary and other allusions in biomedical titles.” Bmj 331.7531 (2005): 1540–1542. Contact us: Support us on Patreon! Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Join our chat with Dr. Kasey Aderhold of IRIS this week as we talk about Alaskan earthquakes, the transportable array, and more! We also feature the shortest seismological abstract on record! Falcon Heavy Test Flight Kasey Aderhold Incorporated Research Institutions for Seismology M7.9 Event Page DART Buoy Network Strike Slip Faults IRIS Ground Motion Visualization @kaseyaderhold Kasey’s Website Fun Paper Friday What’s the shortest abstract possible you ask? This week we look at a paper by @SeismoSue that wins the title and discusses the possible connection between earthquakes and tides! Hough, Susan E. “Do Large (Magnitude≥ 8) Global Earthquakes Occur on Preferred Days of the Calendar Year or Lunar Cycle?.” Seismological Research Letters (2018). Contact us: Support us on Patreon! Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

John and Shannon tackle a listener question about Zircon and then discuss the possibility of flying a drone on Titan. Shannon also ponders how long to wait for late students on field trips. Silicate Minerals Nesosilicates Brilliance, Luster, and Fire Mohs Scale Zircon Zonation Uranium-Lead Dating Laser Ablation Detrital zircon geochronology Tishomingo Granite Jack Hills Zircon Fun Paper Friday Drones on Titan from one of our favorite authors! Thanks to listener Jonathan for sending this our way. Lorenz, R.D. et al., Dragonfly: A Rotorcraft Lander Concept for Scientific Exploration at Tital. Johns Hopkins APL Technical Digest. 2017. Contact us: Support us on Patreon! Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

John has been off at the American Meteorlogical Society Meeting and Shannon was in the field, so we discuss what we’ve been up to, some exciting announcements, and how fast the grim reaper walks. Don’t miss this week’s show! Spacepod 116 AMS Meeting AMS 98th Annual Meeting Anemoment FT Technologies Field Work Lake Mohave Magnetostratigraphy Geomagnetic Polarity Time Scale Safe use of HF Fun Paper Friday Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week Dan Zietlow and Ryan Vachon join us to talk about outreach, scientific video making, and Dan Rather’s chat at AGU. Outreach Email: [email protected] YouTube Breaking Science Facebook Breaking Science @breaknsci Ryan’s Book - Science Videos Fun Paper Friday In a time of difficult communication and news, Dan Rather offered words of inspiration and vision at the AGU Annual Meeting. Dan Rather’s Vision for Scientists in an Era of “Fake News” Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] - Patreon John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Join us as Dr. Helen Janiszewski discusses the recent Deleware earthquake, subduction, and hurricanes! Dr. Helen Janiszewski Helen’s Website @helenjanisz USGS Earthquake Page Cascadia Initiative Fun Paper Friday When it rains, it pours… and the Earth sinks. Montanari, S. (2017), Weight of water dropped by Hurricane Harvey flexed Earth’s crust, Eos, 98, https://doi.org/10.1029/2017EO089015. Published on 14 December 2017. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we reflect on our past goals and set some new ones for 2018 and the path to show 200! John Grow my business with the addition of two products See some of Colorado Read 15 Books Go Paperless for our personal and business records Get Back to theBlog/Newsletter (Sign up!) Write another proposal Learn more about web-app development Try swift programming Grow our audience more! Release more great and more timely content Shannon Declutter life! Read 25 books (at least 5 non-fiction!) Get back to bike riding Submit this manuscript or quit my job! Submit another proposal Be prepared for field camp at least 2 months out Clean-up my workspace Have manuals for all the devices Field Camp Blog! Complete person and lab webpages Incorporate tech in the classroom Learn to edit the shoe Start a Don’t Panic! Instagram page Fun Paper Friday Teens and rats apparently have the same drinking habits. Find out how on this week’s Fun Paper Friday! Hargreaves, Garth A., et al. “Intermittent access to beer promotes binge-like drinking in adolescent but not adult Wistar rats.” Alcohol 43.4 (2009): 305–314. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - Instagram (dontpanicgeo) - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Bill’s Trail Library Vibrations and Waves (A.P. French) Waves Part 2 Superposition Principle Interactive Guide to the Fourier Transform JPG Compression Fun Paper Friday Thanks to listener Darryl for sending in this fun paper about the number of toys and quality of play in toddlers. Dauch, Carly, et al. “The influence of the number of toys in the environment on toddlers’ play.” Infant Behavior and Development 50 (2018): 78–87. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we tackle a tough listener question about waves. What are they and how can we understand and use them? Find out on this week’s show! Don’t Panic Tee Shirts! Waves Complex numbers Wave properties illustrated (BBC) Engineer Guy Microwave Video Fun Paper Friday Does your dog give you puppy eyes? Learn more about that expression and scientific expression coding in this week’s fun paper friday! Kaminski, Juliane, et al. “Human attention affects facial expressions in domestic dogs.” Scientific Reports 7.1 (2017): 12914. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

HP15C App Pythonista 3 Earth ArXiV Dr. Chris Jackson Dr. Tom Narock SHERPA/RoMEO EarthArXiv Fun Paper Friday This week we give you an excuse to eat chocolate and win a Nobel. “Chocolate Consumption, Cognitive Function, and Nobel Laureates,” Fanz H. Messerli, M.D. Spurious Correlations Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we keep chatting about what computational devices we want to carry and what our recommendations are. Apple Smart Keyboard Apple Pencil Microsoft Surface Fun Paper Friday Have you ever been in a mosh pit? One of us has, and we discuss this model of mosh pit activity in this week’s Fun Paper Friday! Huff Post Article Silverberg, Jesse L., et al. “Collective motion of humans in mosh and circle pits at heavy metal concerts.” Physical Review Letters 110.22 (2013): 228701. Interactive Simulator Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

What operating system is best? Well, it’s complicated. This week we talk tech and science and how we work. Abstract Art Meets Atmospheric Science DOS PC GEOS Fun Paper Friday Nature writeup Haze heats Pluto’s atmosphere yet explains its cold temperature. Xi Zhang, Darrell F. Strobel, Hiroshi Imanaka. Nature 551, 352–355 (16 November 2017) doi:10.1038/nature24465 Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

John is holed up working in his workshop and Shannon is preparing for the end of the semester. This week we take some time to talk about when nature out smarted all of us and created a natural nuclear reactor. Embedded 221 with Jimmy Soni Oklo Reactors Oklo Reactor Water as a neutron moderator Neutron poisoning Windscale fire CP1 Reactor Book: Atomic Awakening Fun Paper Friday The octopus has a facinating set of genes that help explain their extraordinary intellegence and capabilities. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Shannon was off at GSA while John browsed the history of computing. We talk about our travels and celebrate with a discussion of champagne cork popping and thermodynamics. First Starbucks Store GSA Computer History Museum Diplocaulus (Boomerang Head) Red beds Fun Paper Friday Ever popped a champagne cork? This week we look at the thermodynamics behind the process and use John’s favorite tool - high speed cameras! Liger-Belair, Gérard, et al. “Unveiling CO2 heterogeneous freezing plumes during champagne cork popping.” Scientific Reports 7 (2017). Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week we finish up talking about the faint young sun and how some corporations seem to have strange ways of communicating the climate risk that they’ve studied. Faint Young Sun Part 2 Faint Young Sun Paradox Albedo Main sequence Fun Paper Friday How did ExxonMobil do in its communications about climate change? Read all about it in this in-depth study! Supran, Geoffrey, and Naomi Oreskes. “Assessing ExxonMobil’s climate change communications (1977–2014).” Environmental Research Letters 12.8 (2017): 084019. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Faint Young Sun LIGO Kilonova Greenhouse/Icehouse Earth Fun Paper Friday Stuck in traffic? At least now you know why! Hanna, Rema, Gabriel Kreindler, and Benjamin A. Olken. “Citywide effects of high-occupancy vehicle restrictions: Evidence from “three-in-one” in Jakarta.” Science 357.6346 (2017): 89–93. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

John and Shannon chat about the Open Hardware Summit in Denver and what it could mean for science. PhD Movie “Do You Expect Me to Just Give Away My Data?” 2017 OHS in Denver Doti Open Robotics Field Ready NGO IUWASH Program Conservify Fun Paper Friday Microbes can modify precipitation? Microbes can be transported by hurricanes and destory crops? Is it time to head to the bunkers? We talk about that and drones on this week’s Fun Paper! High Flying Microbes Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] 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). Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week Gene Cooper from GigaMacro joins us to talk about gigapan imaging, robotics, and how to really capture your samples! GigaMacro GigaMacro GigaPan GigaMacro Twitter GigaMacro Gallery Fun Paper Friday Brown, J. B. “Thermodynamics of a rubber band.” American Journal of Physics 31.5 (1963): 397–397. Applied Science Video Feynman on Rubber Bands

John and Shannon discuss this week’s Mw 7.1 Earthquake in Mexico and talk about the rheology of cats. Earthquake Mw 7.1 Event Mw 8.1 Event 1985 Mexico City Mw 8.0 Lake Texcoco Tuned Mass Damper in Action Fun Paper Friday On the Rheology of Cats," Marc-Antoine Fardin, Rheology Bulletin, vol. 83, 2, July 2014, pp. 16–17 and 30. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Lynn Soreghan Paleozoic Loess Greenhouse vs. Icehouse Snowball Earth Fun Paper Friday Is your fitness tracker lying to you? An undergraduate researcher investigated several sleep trackers and compared them to research grade quipment. Comparison article Data extraction guide Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week John and Shannon talk about hurricanes Harvey and Irma, the physics of heat engines, and determining authorship order! Hurricanes Harvey Irma Carnot engine Hurricane hunters Storm chasers (Toomey) Fun Paper Friday Thanks to Taryn for sending in this selection of fun paper author name ordering schemes! Fun ways of deciding authorship order Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week Dr. Eric Bruning (@deeplycloudy) joins us to talk about locating lightning, the lightning process, and space based lightning instruments. Don’t miss this week’s electrifying show! Dr. Bruning’s Website VORTEX Program West Texas LMA COLMA Sprite Chasing Lightning (Tim Samaras) NOAA Lightning Safety Website Fun Paper Friday Cipra, Barry. “A prime case of chaos.” What’s Happening in the Mathematical Sciences 4 (1999): 2–17. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

Millions looked up to see this week’s solar eclipse. We talk about the eclipse and how it has played a role in human and scientific history. Algorithms to live by Solid angle 2017 Solar Eclipse (NASA) Shadow from GOES 16 1 hour temperature change Fun Paper Friday Thanks to listener Lukas for sending in this fun paper on martian snow! Spiga, A., Hinson, D. P., Madeleine, J.-B., Navarro, T., Millour, E., Forget, F., & Montmessin, F. (n.d.). Snow precipitation on Mars driven by cloud-induced night-time convection. Nature Geoscience, advance online publication SP - EP . http://doi.org/10.1038/ngeo3008 Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week Scott Dubowsky joins us to talk about plasma and ball lightning. We then dive into the economic theory of intersteller trad with another listener fun paper friday! Scott’s Webpage McCall Research Group Ball Lightning Physics of parallel plate capacitors Fun Paper Friday Thanks to listener Andrew for this week’s Fun Paper Friday! Krugman, Paul. “The theory of interstellar trade.” Economic Inquiry 48.4 (2010): 1119–1123. Golden Fleece Award Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

John and Shannon address a listener question from Mike and then talk about where to find intelligent life. MetPy Mondays #1 Carolina Bays Episode 18 - Titan Dunes Fun Paper Carolina Bays (Wikipedia) Radiocarbon dating Optically stimulated luminescence Palynology Younger Dryas Fun Paper Friday Thanks to listener Jonathan for this thought provoking fun paper on life in the universe and where to find it. Lingam, Manasvi, and Abraham Loeb. “Reduced Diversity of Life Around Proxima Centauri and TRAPPIST–1.” arXiv preprint arXiv:1707.07007 (2017). Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

This week Chris Taylor joins us to talk about making scientifically accurate gifts. We also learn how ants can modify the world around us. Rachio Chris Taylor Taylor Custom Chris’ Comic Book Ant Colony Casting Fun Paper Friday Thank you listener Martin! Dorn, Ronald I. “Ants as a powerful biotic agent of olivine and plagioclase dissolution.” Geology 42.9 (2014): 771–774. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

John is on the mobile device spirit quest again, Shannon graduated a student, and we both took a break to talk about transform faults. We also learned that they are very complicated! Transform Boundaires John Tuzo-Wilson Reid’s elastic rebound theory Transform Faults (Good Wikipedia Illustrations) Fault Breccia Mylonite Pseudotachylite Fun Paper Friday Thanks to listener Mark, we’ll never sit at a wobbly lunch table again! Martin, Andre. “On the stability of four-legged tables.” Physics Letters A 360.4 (2007): 495–500. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin

John just got back from SciPy and updates us on the state of scientific Python. SciPy 2017 Ryan and John’s talk on units John’s poster Katy Huff’s Keynote Sean Gulick’s Keynote nbgrader - Jess Hamrick Dask Scikit Learn Numba Katy Huff Interview (Episode 65) Fun Paper Friday What’s the chance that you bump noses on your next kiss? Can stats help reduce that? Find out on this week’s Fun Paper Friday! Karim, AKM Rezaul, et al. “The right way to kiss: directionality bias in head-turning during kissing.” Scientific reports 7.1 (2017): 5398. Contact us: Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected] John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin