Head to https://shopify.com/scishow to learn more and for a free trial. Thanks to Shopify, a commerce platform that helps you start, grow, and manage your business, for supporting SciShow. Turns out doing the crossword is only one way you can keep your head healthy because mushrooms can help your brain cells grow! Hosted by: Hank Green (he/him) SciShow is on TikTok! Check us out at https://www.tiktok.com/@scishow ---------- 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: Matt Curls, Alisa Sherbow, Dr. Melvin Sanicas, Harrison Mills, Adam Brainard, Chris Peters, charles george, Piya Shedden, Alex Hackman, Christopher R, Boucher, Jeffrey Mckishen, Ash, Silas Emrys, Eric Jensen, Kevin Bealer, Jason A Saslow, Tom Mosner, Tomás Lagos González, Jacob, Christoph Schwanke, Sam Lutfi, Bryan Cloer ---------- Looking for SciShow elsewhere on the internet? SciShow Tangents Podcast: https://scishow-tangents.simplecast.com/ Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Instagram: http://instagram.com/thescishow #SciShow #science #education ---------- Sources: https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3924982/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3449638/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4583117/ https://hrcak.srce.hr/file/52615 https://www.mdpi.com/1422-0067/20/4/859/htm https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5237458/ https://www.jstage.jst.go.jp/article/biomedres/40/4/40_125/_pdf/-char/en https://www.jstage.jst.go.jp/article/bpb/31/9/31_9_1727/_pdf/-char/en Image Sources: https://www.gettyimages.com/detail/photo/human-brain-royalty-free-image/157531731?phrase=brain&adppopup=true https://www.gettyimages.com/detail/illustration/psychedelic-mushrooms-seamless-pattern-royalty-free-illustration/1399990302?phrase=mushroom%20background&adppopup=true https://commons.wikimedia.org/wiki/File:Igelstachelbart,_Hericium_erinaceus.jpg https://commons.wikimedia.org/wiki/File:Hericium_erinaceus_(30890449762).jpg https://www.gettyimages.com/detail/photo/wistar-rat-on-a-cage-royalty-free-image/537372459?phrase=lab%20rat&adppopup=true https://commons.wikimedia.org/wiki/File:Hericium_erinaceus_in_Sochi.JPG https://commons.wikimedia.org/wiki/File:Far-Red_%26_Near-infrared_Fluorescent_Ubiquitination-based_Cell_Cycle_Indicator_(FUCCI).gif https://commons.wikimedia.org/wiki/File:Gray739-emphasizing-hippocampus.png https://www.gettyimages.com/detail/photo/lions-mane-mushroom-on-black-background-royalty-free-image/620719032?phrase=lion%27s%20mane&adppopup=true https://www.gettyimages.com/detail/video/brain-neuron-activity-stock-footage/1343285359?phrase=brain%20cells&adppopup=true https://www.gettyimages.com/detail/photo/neuron-system-hologram-royalty-free-image/1304220459?phrase=brain%20cells&adppopup=true https://commons.wikimedia.org/wiki/File:Erinacine_A-I.gif https://www.gettyimages.com/detail/photo/lions-mane-supplement-capsules-on-red-burlap-rag-royalty-free-image/1330230623?phrase=mushroom%20capsule&adppopup=true https://www.gettyimages.com/detail/photo/remember-royalty-free-image/932503896?phrase=alzheimer%27s%20concept&adppopup=true https://www.gettyimages.com/detail/photo/rare-lions-mane-mushroom-royalty-free-image/521367373?phrase=lion%27s%20mane%20mushroom&adppopup=true https://www.gettyimages.com/detail/photo/rare-lions-mane-mushroom-in-lage-vuursche-royalty-free-image/1070572058?phrase=lion%27s%20mane%20mushroom&adppopup=true