Oklahoma was rocked by another relatively large earthquake for a mid-continent region. We break it down, compare it to the 2011 earthquake and then talk about the hairy ball theorem.Fun Paper FridayMcGrath, Peter. "An extremely short proof of the hairy ball theorem." The American Mathematical Monthly 123.5 (2016): 502-503. (https://www2.math.upenn.edu/~pjmcgrat/research/hairy-ball.pdf)Contact us:ShowSupport us on Patreon! (https://www.patreon.com/dontpanicgeo)www.dontpanicgeocast.com (http://www.dontpanicgeocast.com)@dontpanicgeo (https://twitter.com/dontpanicgeo)John Leeman- www.johnrleeman.com (http://www.johnrleeman.com)- @geo_leeman (https://twitter.com/geo_leeman)Shannon Dulin- @ShannonDulin (https://twitter.com/ShannonDulin)