We took full advantage of our friend Katie Novotny (<a href= "https://www.instagram.com/katienovotnyyyyy">@katienovotnyyyyy</a>) stuck at home recovering from surgery to get her back on the show! Her special Son of Your Dreams is <a href= "https://www.youtube.com/watch?v=CESypkUkgKw">free to stream on YouTube</a> right now! We talk about <a href= "https://www.popsci.com/technology/supersonic-trebuchet-video/">a supersonic trebuchet!</a> A new fecal transplant story, <a href= "https://www.sciencealert.com/first-human-trial-of-poop-transplant-to-treat-food-allergies-shows-promising-results"> this time for food allergies!</a> And also if your microbiome's <a href= "https://www.sciencealert.com/psychopathic-tendencies-are-linked-to-microbes-inside-your-body-study-reveals"> linked to psychopathy!</a> Plus <a href= "https://www.popsci.com/environment/lake-sturgeon-live-300-years/">massively long-lived sturgeon!</a> How other <a href= "https://www.popsci.com/environment/sturgeon-sex-new-york/">sturgeon get it on!</a> Musician Slash getting <a href= "https://www.popsci.com/environment/snake-species-named-after-guns-n-roses-guitarist-slash/"> his own snake species!</a> How the <a href= "https://youtube.com/watch?feature=youtu.be&v=TeY1fY0Bi_M">number of species is calculated</a>, with a bit of help from our buddy <a href="https://standupmaths.com">Matt Parker!</a> And <a href= "https://en.wikipedia.org/wiki/Mermaids:_The_Body_Found">fake mermaid science!</a> In the Patreon bonus, there's some scientific proof of cats being dicks.

Episode 616 - Katie Novotny returns

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