Don't Panic Geocast

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

• Diem and Thomas (2018) Someone clever once said Women were not allowed pockets

Show

• Support us on Patreon!
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• @dontpanicgeo
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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

• 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!

• 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.

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 is all about the proton procession magnetometer and the Earth's underground mountain range. Don't miss it!

• Proton Magnetometer

• 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.

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 fluxgate magnetometer - funny name, awesome instruments.

• Fluxgate Video (NASA)
• Listener Survey!

• 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.

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 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!

• 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.

Show

• Support us on Patreon!
• www.dontpanicgeocast.com
• SWUNG Slack
• @dontpanicgeo
• [email protected]

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

• This week we decide if we’re “cool” or not.
• Dar-Nimrod, Ilan, et al. “Coolness: An empirical investigation.” Journal of Individual Differences (2012).

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. 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

• Cipra, Barry. “A prime case of chaos.” What’s Happening in the Mathematical Sciences 4 (1999): 2?17.

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

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

• 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.

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 are joined by Dr. Nick Heavens to talk about the past and present climate, and the climate of Mars!

• @weatheronmars

• 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).

Show

• Support us on Patreon!
• www.dontpanicgeocast.com
• SWUNG Slack
• @dontpanicgeo
• [email protected]

John Leeman - www.johnrleeman.com - @geo_leeman

Shannon Dulin - @ShannonDulin