SciShow: This Ancient Mammal's Ears Were Built for Chewing

Teacher or professor: SciShow
Subject: Science
Content of the Lesson: In this weeks science news, new fossil has been found that might help us understand how jaw bones evolved into complex middle ears found in mammals, and a new treatment regimen for treating babies with HIV shows promise. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at http://www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Kevin Carpentier, Eric Jensen, Matt Curls, Sam Buck, Christopher R Boucher, Avi Yashchin, Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, Piya Shedden, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: Mammal Ears https://press.nature.com/cretaceous-fossil-reveals-a-new-pattern-in-mammalian-middle-ear-/17413100 https://www.nature.com/articles/s41586-019-1792-0 https://www.nature.com/articles/d41586-019-03605-1 http://www.geo.utexas.edu/faculty/rowe/Publications/pdf/023%20Rowe1996a.pdf https://royalsocietypublishing.org/doi/full/10.1098/rspb.2016.2416 https://evolution.berkeley.edu/evolibrary/article/evograms_05 https://www.ncbi.nlm.nih.gov/pubmed/19674542 https://www.britannica.com/animal/reptile/Hearing HIV https://www.eurekalert.org/pub_releases/2019-11/aaft-eat112519.php http://dx.doi.org/10.1126/scitranslmed.aax7350 https://aidsinfo.nih.gov/understanding-hiv-aids/fact-sheets/19/93/what-is-a-latent-hiv-reservoir- https://stm.sciencemag.org/content/11/520/eaax7350 Image Credits: https://www.eurekalert.org/multimedia/pub/218153.php https://commons.wikimedia.org/wiki/File:Ptilodus_skull_BW.jpg https://commons.wikimedia.org/wiki/File:Taeniolabis_NT_small.jpg https://commons.wikimedia.org/wiki/File:Blausen_0330_EarAnatomy_MiddleEar.png https://commons.wikimedia.org/wiki/File:Gray919.png https://commons.wikimedia.org/wiki/File:Gray918.png https://commons.wikimedia.org/wiki/File:Gray917.png https://commons.wikimedia.org/wiki/File:Gray916.png https://commons.wikimedia.org/wiki/File:Jaw_joint_-_mammal_n_non-mammal.png


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