Researchers mapped the mammoth family tree by extracting DNA from fossils. Also, scientists found some sessile animals living under Antarctica's ice shelf, and they're really cool. 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: Silas Emrys, Charles Copley, Jb Taishoff, Jeffrey Mckishen, James Knight, Christoph Schwanke, Jacob, Matt Curls, Christopher R Boucher, Eric Jensen, LehelKovacs, Adam Brainard, Greg, Ash, Sam Lutfi, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, charles george, Alex Hackman, Chris Peters, Kevin Bealer ---------- 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: doi.org/10.1038/s41586-021-03224-9 www.frontiersin.org/articles/10.3389/fmars.2021.642040/full press.springernature.com/million-year-old-dna-sheds-light-on-the-genomic-history-of-mammo/18802858 www.eurekalert.org/pub_releases/2021-02/f-sca020921.php Image Sources: commons.wikimedia.org/wiki/File:Mammuthus_trogontherii122DB.jpg commons.wikimedia.org/wiki/File:Columbian_mammoth.jpg commons.wikimedia.org/wiki/File:Wooly_Mammoths.jpg commons.wikimedia.org/wiki/File:Mammuthus_Size_comparison.png www.storyblocks.com/video/stock/dna-sequence-blue-dna-structure-with-glow-science-background-futuristic-technology-dark-blue-background-with-space-for-text-b-6dqex1ejp5f1m3h www.storyblocks.com/video/stock/double-helical-structure-of-dna-strand-close-up-animation-s-xhcmjp8k8r4yuhn www.storyblocks.com/video/stock/dna-strand-is-assembled-from-different-elements-3d-animation-rh61ojwa7joe97ze8 www.istockphoto.com/photo/woolly-mammoth-set-in-a-winter-scene-environment-16-9-panoramic-format-gm1178017061-329071329 www.frontiersin.org/articles/10.3389/fmars.2021.642040/full#supplementary-material commons.wikimedia.org/wiki/File:Antarctic_glac-interglac_hg.png www.istockphoto.com/photo/panoramic-view-of-kayaking-in-the-iceberg-graveyard-in-antarctica-gm949614238-259226492

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