In the 1960s drug-resistant strains of malaria emerged, making the disease even deadlier than before. Then, pharmaceutical scientist Tu Youyou discovered a promising new remedy buried within the pages of ancient Chinese texts. 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: Silas Emrys, Drew Hart, Jeffrey Mckishen, James Knight, Christoph Schwanke, Jacob, Matt Curls, Christopher R Boucher, Eric Jensen, Adam Brainard, Nazara, Growing Violet, Ash, Laura Sanborn, Sam Lutfi, Piya Shedden, Katie Marie Magnone, Scott Satovsky Jr, charles george, Alex Hackman, Chris Peters, Kevin Bealer, Alisa Sherbow ---------- 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: https://www.britannica.com/biography/Tu-Youyou https://www.britannica.com/science/artemisinin https://www.nobelprize.org/womenwhochangedscience/stories/tu-youyou https://science.sciencemag.org/content/228/4703/1049.abstract https://www.nature.com/articles/nm.2471?page=7 https://pubs.acs.org/doi/full/10.1021/jm030571c https://www.sciencedirect.com/science/article/pii/S0092867411009500 https://www.cdc.gov/malaria/about/biology/ https://www.nobelprize.org/prizes/medicine/2015/tu/biographical/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1134711/ Image Sources: https://www.eurekalert.org/multimedia/pub/93081.php https://commons.wikimedia.org/wiki/File:China_Zhejiang_Ningbo.svg https://commons.wikimedia.org/wiki/File:Tu_Youyou_in_1950s.jpg {{PD-US}} https://commons.wikimedia.org/wiki/File:Anopheles_stephensi.jpeg https://commons.wikimedia.org/wiki/File:Chloroquine.svg https://wellcomecollection.org/works/cqmecrcq https://www.inaturalist.org/observations/27283570 https://www.inaturalist.org/observations/47200541 https://commons.wikimedia.org/wiki/File:Artemisinin_skeletal.svg https://commons.wikimedia.org/wiki/File:P.falciparum_schizont.jpg https://www.istockphoto.com/vector/how-antioxidants-work-on-free-radicals-damage-gm918221984-252590189 https://www.inaturalist.org/observations/12661818 https://commons.wikimedia.org/wiki/File:Satoshi_%C5%8Cmura_5997-2015.jpg https://commons.wikimedia.org/wiki/File:Tu_Youyou_5010-2015.jpg https://commons.wikimedia.org/wiki/File:Alicia_Augusta_Ball.jpg https://www.istockphoto.com/vector/mosquito-gm157990090-16060155