Don't Panic Geocast

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

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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

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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

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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

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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

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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

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This week John and Shannon talk about their transitions to Windows and Mac, and what to do when things just stop working.

• Back to Work #393

Fun Paper Friday

• What’s the half-life of a chocolate box in a hospital? Find out on this week’s Fun Paper Friday.
• Gajendragadkar, Parag R., et al. “The survival time of chocolates on hospital wards: covert observational study.” Bmj 347 (2013): f7198.

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

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Shannon goes to a software carpentry workshop and we do a post workshop discussion on using the tools she learned.

Workshop

• Embedded.fm #250
• Software Carpentry

Fun Paper Friday

• Lizards and hurricanes, this week’s fun paper has it all
• UCDavis Blog Post
• Donihue, Colin M., et al. “Hurricane-induced selection on the morphology of an island lizard.” Nature 560.7716 (2018): 88.

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

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This week Dr. David Jewitt joins us to talk about interstellar objects, jovian moons, and the Kuiper belt!

• Kuiper Belt
• ‘Oumuamua
• David’s Website

Fun Paper Friday

• Should insurance be paying for you to ride the roller coaster? Find out on this week’s fun paper friday!
• Mitchell, Marc A., and David D. Wartinger. “Validation of a functional pyelocalyceal renal model for the evaluation of renal calculi passage while riding a roller coaster.” J Am Osteopath Assoc 116.10 (2016): 647–652.

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

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This week Jason Hofgartner of JPL joins us to talk about Pluto and New Horizons!

Pluto

• New Horizons
• Jason Hofgartner

Fun Paper Friday

• Is it possible to publish a paper every five days? Do they mean anything? Can you sleep? Join us this week for an analysis of hyper-prolific authors.
• Thousands of scientists publish a paper every five days
• Free Agents #55

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

Download this episode!