Don't Panic Geocast

September 19, 2020 · 2:23 am

Episode 266 – “That’s why they repaint runways” Earth’s Magnetic Field

How did the Earth get its magnetic field? Why do we still have it? Find out that and more this week!

Chris Finlay’s Research

Fun Paper Friday

Can animals sense earthquakes? Can we sense animals sensing earthquakes?
Wikelski, Martin, et al. “Potential short-term earthquake forecasting by farm-animal monitoring.” bioRxiv (2020).

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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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September 11, 2020 · 3:07 am

Episode 265 – “Cold Air Bulldozer”

This week we talk about fronts and the warm air conveyor belt!

Fun Paper Friday

Do you think you have a good sense of direction? Maybe it’s the magnetite in your brain! Researchers put brains in a magnetometer to find out!
Human Brains Have Tiny Bits of Magnetic Material

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John Leeman

Shannon Dulin

@ShannonDulin

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August 29, 2020 · 2:27 am

Episode 264 – “Travel Brochure for Antarctica”

This week we talk about why we go to Antarctica and what kinds of work happens there each year!

Fun Paper Friday

What happens if you hold a cat in your dating profile photo? This important question answered by this week’s fun paper!
Kogan, Lori, and Shelly Volsche. “Not the Cat’s Meow? The Impact of Posing with Cats on Female Perceptions of Male Dateability.” Animals 10.6 (2020): 1007.

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John Leeman

Shannon Dulin

@ShannonDulin

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August 21, 2020 · 3:50 pm

Episode 263 – “Hurricanitic” Iowa Derecho

This week we talk about derechos – what are they and why did one sweep across the upper midwest bringing wide spread distruction? Find out that and how sword swallowers do what they do in this week’s show!

NWS Derecho Page

Fun Paper Friday

How to sword swallowers do it? Do they ever get injured? We touch on this pointy topic with a fun paper!
Witcombe, Brian, and Dan Meyer. “Sword swallowing and its side effects.” Bmj 333.7582 (2006): 1285-1287.

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John Leeman

Shannon Dulin

@ShannonDulin

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August 14, 2020 · 3:03 am

Episode 262 – “My Teddy Bear and Rosary”

This week we interview Shannon about her career path to becoming a dual degree student and professor in geology!

Fun Paper Friday

Barnett, Adrian, Inger Mewburn, and Sara Schroter. “Working 9 to 5, not the way to make an academic living: observational analysis of manuscript and peer review submissions over time.” bmj 367 (2019).

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John Leeman

Shannon Dulin

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August 7, 2020 · 1:46 am

Episode 261 – “Pele Searches for a Home”

Hot spots – what are they? We don’t know either! Explore with us on this week’s show.

Fun Paper Friday

Nawroth, Christian, et al. “Goats prefer positive human emotional facial expressions.” Royal Society open science 5.8 (2018): 180491.

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John Leeman

Shannon Dulin

@ShannonDulin

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July 24, 2020 · 2:43 am

Episode 260 – “Highly elliptic” Comet NEOWISE

Comet NEOWISE is in the sky – learn all about it and comets in general!

Fun Paper Friday

The Earth hums with normal modes – learn how scientists are picking them up with seismometers on the bottom of the ocean.
Deen, M., et al. “First observation of the Earth’s permanent free oscillations on ocean bottom seismometers.” Geophysical Research Letters 44.21 (2017): 10-988.

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John Leeman

Shannon Dulin

@ShannonDulin

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July 18, 2020 · 2:29 pm

Episode 259 – “Discoveries from the massive funding of the department of defense”

This week we learn how searching for a downed aircraft may have helped us better understand how plate tectonics work… we think… maybe. It’s not an exact science.