Don't Panic Geocast

This week it’s all about microscopic indications of impacts and some fun mineral names. We wrap up with a fun paper on making project acronyms! Coesite Stishovite Planar Deformation Features Fun Paper Friday Cook, B.A., ACRONYM: Acronym CReatiON for You and Me 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 continue to chat about impact events and the macroscopic evidence of them. We wrap up with a chat about primate sleep patterns. Shatter Cones Breccia Suevite Pseudotachylite Fun Paper Friday Did our sleep patterns help us grow our cognitive ability? Find out on this week's Fun Paper Friday! NYTimes Interview Samson, David R., and Charles L. Nunn. "Sleep intensity and the evolution of human cognition." Evolutionary Anthropology: Issues, News, and Reviews 24.6 (2015): 225-237. 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 start a series on impact crates and how to tell if you have one - turns out it’s a lot more complicated than you’d think! We’ll wrap up the show with an analysis of pocket sizes on men’s and women’s clothing. Earth Impact Database Vredefort Crater Fun Paper Friday Diem and Thomas (2018) Someone clever once said Women were not allowed pockets 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’re petrified.. petrified wood that is. Learn what it is and how it’s made - then we tie it all up with a fun paper about mathematical ways to tie neckties. AVE Clear Wood Wiki Petrified Wood Petrified Forest Fun Paper Friday How many ways are there to tie a necktie? Find out in this week’s fun paper! Fink, Thomas M., and Yong Mao. “Designing tie knots by random walks.” Nature 398.6722 (1999): 31.  

This week we wrap up talking about magnetometers with the alkali vapor magnetometer - a strange optical instrument that is incredibly precise! Fun Paper Friday Why do grapes turn into balls of plasma in a microwave. New research tells us and hints towards advanced manufacturing techniques. Khattak, Hamza K., Pablo Bianucci, and Aaron D. Slepkov. "Linking plasma formation in grapes to microwave resonances of aqueous dimers." Proceedings of the National Academy of Sciences (2019): 201818350. 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 is all about the proton procession magnetometer and the Earth's underground mountain range. Don't miss it! Proton Magnetometer Fun Paper Friday phys.org article Wu, Wenbo, Sidao Ni, and Jessica CE Irving. "Inferring Earth’s discontinuous chemical layering from the 660-kilometer boundary topography." Science 363.6428 (2019): 736-740. 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 the fluxgate magnetometer - funny name, awesome instruments.   Fluxgate Video (NASA) Listener Survey! Fun Paper Friday Have you ever crashed your bike on the tracks? This paper might tell you why! Ling, Ziwen, Christopher R. Cherry, and Nirbesh Dhakal. "Factors influencing single-bicycle crashes at skewed railroad grade crossings." Journal of Transport & Health 7 (2017): 54-63. 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 finally finish up the climate series! In the mean time don't forget to take the listener survey and help us make the show better! Fun Paper Friday Where do you go to find mythical creatures? There's a paper for that! Beconytė, Giedrė, Agnė Eismontaitė, and Jovita Žemaitienė. "Mythical creatures of Europe." Journal of Maps 10.1 (2014): 53-60. 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  

It’s our 200th show! This week we reflect on why we do this and ask for your feedback in a listener survey. We wrap it all up with a fun paper to help us answer the question “are we cool?” Listener Survey Fun Paper Friday This week we decide if we’re “cool” or not. Dar-Nimrod, Ilan, et al. “Coolness: An empirical investigation.” Journal of Individual Differences (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 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 – show@dontpanicgeocast.com John Leeman – www.johnrleeman.com – @geo_leeman Shannon Dulin – @ShannonDulin

This week John sums up his time at the AMS meeting and we discuss the highland haggis. AMS 2019 Fun Paper Friday McNOLEG, O. L. E. G. “The integration of GIS, remote sensing, expert systems and adaptive co-kriging for environmental habitat modeling of the highland haggis using object-oriented, fuzzy-logic and neural-network techniques.” Computers & Geosciences 22.5 (1996): 585–588. 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 are joined by Dr. Nick Heavens to talk about the past and present climate, and the climate of Mars! @weatheronmars Fun Paper Friday Legos and children - the ingredients for a hilarious study about ingestion of toy parts! Tagg, Andrew, et al. “Everything is awesome: Don’t forget the Lego.” Journal of Paediatrics and Child Health (2018). 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 Dr. Walter Smith joins us to talk about GMT, satellite altimetry, gravity, racing cars, and more! Walter’s Webpage Fun Paper Friday This week we examine parachutes… again. Do they work? Find out on this week’s Fun Paper! Yeh, Robert W., et al. “Parachute use to prevent death and major trauma when jumping from aircraft: randomized controlled trial.” BMJ 363 (2018): k5094. 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 more about climate, but at a time when we didn’t have any ice on the Earth and when most of our fossil fuel storage formations were being deposited! Fun Paper Friday Chickens - the dominant life marker in human-era strata? Find out in this week’s fun paper! Carys E. Bennett, Richard Thomas, Mark Williams, Jan Zalasiewicz, Matt Edgeworth, Holly Miller, Ben Coles, Alison Foster, Emily J. Burton and Upenyu Marume The broiler chicken as a signal of a human reconfigured biosphere5Royal Society Open Science http://doi.org/10.1098/rsos.180325 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 John and Shannon continue talking about Earth’s past climate and snowball Earth, then delve into the physics of cactus. Geologic Timescale Fun Paper Friday Which cactus is the worst to get stuck by? Find out in this week’s fun paper! Crofts, S. B., and P. S. L. Anderson. “The influence of cactus spine surface structure on puncture performance and anchoring ability is tuned for ecology.” Proceedings. Biological sciences 285.1891 (2018). 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 the InSight landing and seismology on Mars. InSight Mission The Onion Article Fun Paper Friday Could minerals be the keys to solving the dark matter puzzle? Drukier, Andrzej K., et al. “Paleo-detectors: Searching for Dark Matter with Ancient Minerals.” arXiv preprint arXiv:1811.06844 (2018). 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 snowball Earth, how we got there, how we got back. Snowball Earth Albedo Fun Paper Friday Small dinosaurs making tools in the lab! Gizmodo Article Auersperg, A. M. I., et al. “Tool making cockatoos adjust the lengths but not the widths of their tools to function.” PloS one 13.11 (2018): e0205429. 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 the GSA meetings, stream tables, and bug dorms. GSA GSA 2018 EM River Fun Paper Friday What’s that buzzing sound? Find out on this week’s fun paper. Chung, H. N., et al. “Toward Implementation of Mosquito Sterile Insect Technique: The Effect of Storage Conditions on Survival of Male Aedes aegypti Mosquitoes (Diptera: Culicidae) During Transport.” Journal of insect science (Online) 18.6 (2018). Contact us: Support us on Patreon! Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - show@dontpanicgeocast.com John Leeman - www.johnrleeman.com - @geo_leeman Shannon Dulin - @ShannonDulin  

This week John talks about an instrumentation meeting he was at and what the future looks like for seismologists. Blueseis Sensor John's Company Fun Paper Friday Can a fly ruin a glass of wine? Find out in this week's fun paper! Becher, P.G., Lebreton, S., Wallin, E.A. et al. J Chem Ecol (2018) 44: 431. https://doi.org/10.1007/s10886-018-0950-4 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 The Amoeba People join us to talk about creating science music and geology dance moves. The Band Website Band Facebook Band Twitter Band YouTube Band Patreon Fun Paper Friday Dear College Students: You Should Take Geology 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