Don't Panic Geocast

By John Leeman and Shannon Dulin

John Leeman and Shannon Dulin discuss geoscience and technology weekly for your enjoyment! Features include guests, fun paper Friday selections, product reviews, and banter about recent developments. ... more

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FAQs about Don't Panic Geocast:

How many episodes does Don't Panic Geocast have?

The podcast currently has 432 episodes available.

Don't Panic Geocast episodes:

June 05, 2026Episode 430 - "I am being ambushed"
This week John and Shannon discuss the book "Slow Productivity", our other summer reading lists, and if swearing makes your exercise sessions better.
Fun Paper Friday
Jiannine, Lia, and Jose Antonio. "The effects of cursing on exercise performance." Journal of Exercise Physiology Online 26.5 (2023).
Contact us:
Show
Support us on Patreon!
www.dontpanicgeocast.com
@dontpanicgeo
[email protected]
John Leeman
www.johnrleeman.com
@geo_leeman
Shannon Dulin
@ShannonDulin
...more
1h 3min
May 29, 2026Episode 429 - "Summer Shorts" GPR
This week we talk about GPR or ground penetrating radar as Shannon considers buying one and asks what to look for.
Fun Paper Friday
Do trees glow before lightning strikes?
McFarland, P. J., et al. "Corona discharges glow on trees under thunderstorms." Geophysical Research Letters 53.4 (2026): e2025GL119591.
Contact us:
Show
Support us on Patreon!
www.dontpanicgeocast.com
@dontpanicgeo
[email protected]
John Leeman
www.johnrleeman.com
@geo_leeman
Shannon Dulin
@ShannonDulin
...more
49min
May 15, 2026428: Episode 428 - "Pedagogical Gold"
This week we talk about how you should approach an outcrop in the field for the first time. What do you look for? What kind of notes do you take? This and more field camp tips plus a discussion about the rheology of pasta sauce.
Fun Paper Friday
Busiello, Daniel Maria, Vincenzo Maria Schimmenti, and Ivan Di Terlizzi. "Physical properties of a perfect pasta sauce." Physics Today 2026 (2026).
Contact us:
Show
Support us on Patreon!
www.dontpanicgeocast.com
@dontpanicgeo
[email protected]
John Leeman
www.johnrleeman.com
@geo_leeman
Shannon Dulin
@ShannonDulin
...more
57min
March 28, 2026Episode 427 - "Feeding Tubes Yo!"
This week we help a listener identify their bizarre fossil - and it's a trace fossil! Learn all about it and find out if you'd remember more if we were funnier!
Trace Fossil Dictionary
Shannon’s Favorite Trackway
Asterosoma
Fun Paper Friday
Would you remember more about science if your teachers presented it in a funny way?
Frank, Alexandra L., et al. "Wit meets wisdom: the relationship between satire and anthropomorphic humor on scientists' likability and legitimacy." Journal of Science Communication 24.1 (2025): A04.
...more
59min
March 13, 2026Episode 426 - "Hard K Sound is Hilarious"
This week, we continue to talk about temperature with a discussion of temperature scales, where they came from, and why there are so many!
Fun Paper Friday
Kaiser, Caspar, and Andrew J. Oswald. "The scientific value of numerical measures of human feelings." Proceedings of the National Academy of Sciences 119.42 (2022): e2210412119.
Contact us:
Show
Support us on Patreon!
www.dontpanicgeocast.com
@dontpanicgeo
[email protected]
John Leeman
www.johnrleeman.com
@geo_leeman
Shannon Dulin
@ShannonDulin
...more
43min
February 06, 2026Episode 425 - "How jiggly are your bits?"
What is temperature? Why do we care? Where did all of these temperature scales come from? This week, we find out!
Fun Paper Friday
Di Lorenzo, Emilia, et al. "Periodic cooking of eggs." Communications Engineering 4.1 (2025): 1-10.
Contact us:
Show
Support us on Patreon!
www.dontpanicgeocast.com
@dontpanicgeo
[email protected]
John Leeman
www.johnrleeman.com
@geo_leeman
Shannon Dulin
@ShannonDulin
...more
59min
January 30, 2026Episode 424 - "Aunt Betty" Liquefaction
This week it's all about liquefaction as we explore why some caskets are above ground and how some cars get half way buried.
Flame Structure
Sand Boil
Quicksand
Fun Paper Friday
Can creatively shaped pasta fold itself when cooked?
Tao, Ye, et al. "Morphing pasta and beyond." Science Advances 7.19 (2021): eabf4098.
Contact us:
Show
Support us on Patreon!
www.dontpanicgeocast.com
@dontpanicgeo
[email protected]
John Leeman
www.johnrleeman.com
@geo_leeman
Shannon Dulin
@ShannonDulin
...more
47min
January 10, 2026Episode 423 - "The rumors of our death"
We are back after a very challenging 2025 but don't panic - there is a plan!
Fun Paper Friday
Taloni, Andrea, Vincenzo Scorcia, and Giuseppe Giannaccare. "Large language model advanced data analysis abuse to create a fake data set in medical research." JAMA ophthalmology 141.12 (2023): 1174-1175.
Contact us:
Show
Support us on Patreon!
www.dontpanicgeocast.com
@dontpanicgeo
[email protected]
John Leeman
www.johnrleeman.com
@geo_leeman
Shannon Dulin
@ShannonDulin
...more
1h 2min
November 07, 2025Episode 422 - "Melissa"
We're still here - it has just been a very difficult time, but this week we're talking about Hurricane Melissa and Halloween Candy!
Hurricane Melissa
Video Inside the Hurricane
Fun Paper Friday
Trick or Treat! Maybe it should be Treat or Toy? Find out in this week's Fun Paper!
Schwartz, Marlene B., Eunice Y. Chen, and Kelly D. Brownell. "Trick, treat, or toy: children are just as likely to choose toys as candy on Halloween." Journal of nutrition education and behavior 35.4 (2003): 207-209.
Contact us:
Show
Support us on Patreon!
www.dontpanicgeocast.com
@dontpanicgeo
[email protected]
John Leeman
www.johnrleeman.com
@geo_leeman
Shannon Dulin
@ShannonDulin
...more
47min
September 19, 2025Episode 421 - "Come work for you"
This week, we chat about our GEARS workshop that recently wrapped up, how it has evolved, and how it went!
GEARS Workshop
Fun Paper Friday
Hejnol, Andreas, and Mark Q. Martindale. "The mouth, the anus, and the blastopore—open questions about questionable openings." Animal Evolution: Genomes, Fossils, and Trees (2009): 33-40.
Contact us:
Show
Support us on Patreon!
www.dontpanicgeocast.com
@dontpanicgeo
[email protected]
John Leeman
www.johnrleeman.com
@geo_leeman
Shannon Dulin
@ShannonDulin
...more
1h 7min

FAQs about Don't Panic Geocast:

How many episodes does Don't Panic Geocast have?

The podcast currently has 432 episodes available.

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