This week in news, a discovery in genetics that was once thought unbelievable, and a parrot so large that it shakes up what we know about avian evolution. Hosted by: Hank Green SciShow has a spinoff podcast! It's called SciShow Tangents. Check it out at www.scishowtangents.org ---------- Support SciShow by becoming a patron on Patreon: www.patreon.com/scishow ---------- Huge thanks go to the following Patreon supporters for helping us keep SciShow free for everyone forever: Adam Brainard, Greg, Alex Hackman, Sam Lutfi, D.A. Noe, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Charles Southerland, Patrick D. Ashmore, charles george, Kevin Bealer, Chris Peters ---------- Looking for SciShow elsewhere on the internet? Facebook: www.facebook.com/scishow Twitter: www.twitter.com/scishow Tumblr: scishow.tumblr.com Instagram: instagram.com/thescishow ---------- Sources: journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.3000166 www.nationalgeographic.com/news/2013/6/130626-ancient-dna-oldest-sequenced-horse-paleontology-science/ www.nature.com/scitable/definition/ribonucleic-acid-rna-45 royalsocietypublishing.org/doi/10.1098/rsbl.2019.0467 www.eurekalert.org/emb_releases/2019-08/fu-nbb080219.php en.wikipedia.org/wiki/File:Giant_Haasts_eagle_attacking_New_Zealand_moa.jpg#/media/File:Giant_Haasts_eagle_attacking_New_Zealand_moa.jpg commons.wikimedia.org/wiki/File:Kakapo_Sirocco_1.jpg