How many students will ever make a professional geologic map? Not many most likely. Is it still essential to learn? You bet! This week we discuss why and how it’s done.

• Episode 32
• Pocket Transit Manual
• Strike and Dip (YouTube)
• Interactive Grand Canyon Map
• PDF Grand Canyon Map
• Little Baldy

• Slime molds predict best transportation routes? Internet comments misinterpret a paper and use sensational headlines? Find out with this week’s fun paper!
• Tsompanas, Michail-Antisthenis I., Georgios Ch Sirakoulis, and Andrew I. Adamatzky. “Evolving transport networks with cellular automata models inspired by slime mould.” IEEE transactions on cybernetics 45.9 (2015): 1887–1899.
• Gizmodo Article

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

This week we take some time to discuss YOUR feedback.- and there’s a lot! Also, how can disks of ice start rotating spontaneously? Listen this week to find out!

• Capt. Richard Phillips
• Joe’s Seismometer
• Earthquake recorded
• Unknown Event
• Lee Post’s Books
• Why The Array Index Should Start From 0

• Ice Circles
• Feb. 1895 Scientific American
• North Dakota Ice Circle (YouTube)
• Russian Ice Cricle (YouTube)
• Study of Ice Circles

• How do high heels change how people perceive the wearer? Can a new pair of shoes give you more confidence?
• Scientopia summary
• Morris, P., White, J., Morrison, E., & Fisher, K. (2012). High heels as supernormal stimuli: How wearing high heels affects judgements of female attractiveness Evolution and Human Behavior DOI: 10.1016/j.evolhumbehav.2012.11.006

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

This week Jay Minton stops by to tell us about working at some of the largest boy scout camps around and all of the planning that goes into nature trails. Shannon brings us another fun paper from BMJ and John laments about painting.

• Philmont Scout Ranch (official site)
• Philmont Scout Ranch (Wikipedia)
• Waite Phillips
• Phillips Petroleum Company
• Boy Scouts of America
• Northern Tier (official site)
• Northern Tier (Wikipedia)
• Java Press Coffee Maker
• Scouting YouTube Video Look for Jay around 0:59

• We all know children swallow coins, but can they predict the stock market prices? Researchers follow their patients guts to the answer.
• Firth, P. G., Hongming Zheng, and J. A. Biller. “Ingested foreign bodies and societal wealth: three year observational study of swallowed coins.” BMJ 339 (2009): b5066.

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

This week, John is moving and Shannon is getting started with the semester, but we take a break to talk about Devil’s Tower, why Shannon has to play with her food, and if we can swim faster in syrup!

• Devil’s Tower
• Close Encounters Movie Clip
• Antiquities Act
• Devil’s Tower Stories
• Laccolith
• Volcanic Plug/Neck
• Columnar Jointing
• History of Columnar Jointing Ideas
• Devils Postpile
• Giant’s Causeway
• Devils Tower as a Sacred Site

• Syrup or water for your morning swim?
• Nature Summary
• Gettelfinger, Brian, and E. L. Cussler. “Will humans swim faster or slower in syrup?.” AIChE journal 50.11 (2004): 2646–2647.
• Mythbusters Clip

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

Listener Graeme asked us why rocks are hard. We explore the simple and hard explanations and then tackle the science of the perfect Martini in this week’s show!

• Whinstone
• Mohs Scale
• A.A. Griffith
• Griffith’s Criterion
• de Havilland Comet
• No Highway (Nevil Shute)
• Rocks Rock Harder (YouTube)

Trevithick, C. C., et al. “Shaken, not stirred: bioanalytical study of the antioxidant activities of martinis.” BMJ 319.7225 (1999): 1600–1602.

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

This week we talk about academia. How does it work? The career track is long and has many twists and turns. There are also a lot of jobs many people never think about. And what is this elusive colloquium we speak of?

• Do parachutes really work? How do we know without double blind, randomized, placebo controlled, crossover trials? (Thanks for Nick H. for this fun paper!)

• Smith, Gordon CS, and Jill P. Pell. “Parachute use to prevent death and major trauma related to gravitational challenge: systematic review of randomised controlled trials.” British Medical Journal 327.7429 (2003): 1459.

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

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
• Batholith
• Pluton
• Granite Dome
• Video of exfoliation in action

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.

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

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.

• Electron backscatter diffraction
• Kikuchi Bands
• Bragg’s Law
• LPO Paper
• Optical Interference Figures

• 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

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

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!

• 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 (2016): 201604009.
• Episode 59 – “You get a lot of bloat-ware, but you don’t get a compiler”
• Goodman, Allen C., et al. “A Few Goodmen: Surname‐Sharing Economist Coauthors.” Economic Inquiry 53.2 (2015): 1392–1395.

• Do you have facial hair? Do you think it changes other’s impressions of you? This week we look at the evidence!
• Dixson, Barnaby J., and Paul L. Vasey. “Beards augment perceptions of men’s age, social status, and aggressiveness, but not attractiveness.” Behavioral Ecology (2012): arr214.
• Bonus: Scientists Make Discovery About World’s Silt Deposits But Understand If You Aren’t Interested In That

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

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 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

• 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

Show - www.dontpanicgeocast.com - SWUNG Slack - @dontpanicgeo - [email protected]

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin