<p>Does the earth change rapidly or slowly? We discuss the competing philosophies and the evolution of.... well, the end of the road for your food!</p>

<h2>Fun Paper Friday</h2>

<ul>
<li><a href="https://www.sciencedirect.com/science/article/pii/S004452311500011X" rel="nofollow">Hejnol, Andreas, and José M. Martín-Durán. &quot;Getting to the bottom of anal evolution.&quot; Zoologischer Anzeiger-a Journal of Comparative Zoology 256 (2015): 61-74.</a></li>
</ul>

<h2>Contact us:</h2>

<p><strong>Show</strong></p>

<ul>
<li><a href="https://www.patreon.com/dontpanicgeo" rel="nofollow">Support us on Patreon!</a></li>
<li><a href="http://www.dontpanicgeocast.com" rel="nofollow">www.dontpanicgeocast.com</a></li>
<li><a href="https://softwareunderground.org" rel="nofollow">SWUNG Slack</a></li>
<li><a href="https://twitter.com/dontpanicgeo" rel="nofollow">@dontpanicgeo</a></li>
<li><a href="mailto:show@dontpanicgeocast.com" rel="nofollow">show@dontpanicgeocast.com</a></li>
</ul>

<p><strong>John Leeman</strong></p>

<ul>
<li><a href="http://www.johnrleeman.com" rel="nofollow">www.johnrleeman.com</a></li>
<li><a href="https://twitter.com/geo_leeman" rel="nofollow">@geo_leeman</a></li>
</ul>

<p><strong>Shannon Dulin</strong></p>

<ul>
<li><a href="https://twitter.com/ShannonDulin" rel="nofollow">@ShannonDulin</a></li>
</ul>

Episode 297 - "Acid Gel" Shell Formation

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. Shannon is a field geologist who tolerates technology and John is a self-proclaimed nerd that tolerates geologists.