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

• 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

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

• 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

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

• Episode 18 - Titan Dunes Fun Paper
• Carolina Bays (Wikipedia)
• Radiocarbon dating
• Optically stimulated luminescence
• Palynology
• Younger Dryas

• 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).

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

• Taylor Custom
• Chris’ Comic Book
• Ant Colony Casting

• Thank you listener Martin!
• Dorn, Ronald I. “Ants as a powerful biotic agent of olivine and plagioclase dissolution.” Geology 42.9 (2014): 771–774.

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!

• John Tuzo-Wilson
• Reid’s elastic rebound theory
• Transform Faults (Good Wikipedia Illustrations)
• Fault Breccia
• Mylonite
• Pseudotachylite

• 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.

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.

• 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)

• 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.

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

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

• SciPy Abstracts
• Convergent Plate Boundaries
• Metamorphic Rocks
• Episode 55 (Plate Tectonics)
• Episode 116 - Metamorphic Rocks
• Critical Taper Theory

• Are Sea Pickles just Sea Cucumbers that are really old? Find out on this week’s Fun Paper Friday!
• NOAA Press Release
• Livescience (better pictures)

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

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

• Boaty McBoatface Article

• Basin and Range formation (YouTube)
• Divergent plate boundary
• Pillow basalt
• Gabbro
• Aulacogen
• East African Rift

• Thanks to listener Mark for the paper suggestion and to Steve for the new cowbell!
• Ronen, Eyal, et al. “IoT Goes Nuclear: Creating a ZigBee Chain Reaction.” IACR Cryptology ePrint Archive 2016 (2016): 1047.
• Embedded.fm #175
• Embedded.fm #192

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

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

This week it’s hot… so hot that some airplanes cannot takeoff. We talk about atmospheric density and density altitude, as well as look into some histograms of what’s in your bellybutton!

• Tropical Storm Cindy
• Just One Damned Thing After Another: The Chronicles of St. Mary’s Book One
• Density Altitude
• International Standard Atmosphere
• Height - Velocity Curves
• Density Altitude Crash Video

• How much fluff collects in your belly button and why? This author scratched his own itch. Literally.
• Steinhauser, Georg. “The nature of navel fluff.” Medical hypotheses 72.6 (2009): 623–625.

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

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin

Shannon is back and we take some time to go over your feedback. Our email inbox was clogged all week, but should be running now, so get your sticker requests in!

• Embedded.fm 200th Episode
• FPF List
• John’s Timelapse
• Episode 12 - Tides
• Twain Harte Rock Exfoliating

• Does jargon make you seem more or less professional? Found out in this week’s fun paper!
• Berman, Jessica R., et al. “Fellow use of medical jargon correlates inversely with patient and observer perceptions of professionalism: results of a rheumatology OSCE (ROSCE) using challenging patient scenarios.” Clinical rheumatology 35.8 (2016): 2093–2099.

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

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin