SoundCloud:	https://open.spotify.com/episode/7rj1r8dxR0vGgQIilqCwD0
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Next:	Butts

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Duration:	39:37
Uploaded:	2022-02-08
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The Season 3 finale draws ever nearer, but before we get to that big beautiful Butt episode, we need to make a detour to those nifty tools on the ends of our limbs: hands and feet!Head to https://www.patreon.com/SciShowTangents to find out how you can help support SciShow Tangents, and see all the cool perks you’ll get in return, like bonus episodes and a monthly newsletter!And go to https://store.dftba.com/collections/scishow-tangents to buy your very own, genuine SciShow Tangents sticker!A big thank you to Patreon subscribers Garth Riley and Tom Mosner for helping to make the show possible!Follow us on Twitter @SciShowTangents, where we’ll tweet out topics for upcoming episodes and you can ask the science couch questions! While you're at it, check out the Tangents crew on Twitter: Ceri: @ceriley Sam: @im_sam_schultz Hank: @hankgreen[Trivia Question]Heel-toe or toe-heel runninghttps://pubmed.ncbi.nlm.nih.gov/31525171/[Fact Off]Trench foot and (possibly, tenuously) water balloonshttps://www.ncbi.nlm.nih.gov/books/NBK482364/https://www.wemjournal.org/article/S1080-6032(06)70334-9/fulltexthttps://apps.dtic.mil/sti/citations/AD0666752https://www.sciencedirect.com/science/article/pii/B978012821606400017Xhttp://content.time.com/time/specials/packages/article/0,28804,2049243_2048654_2049039,00.html[Ask the Science Couch]Nail care evolution/historyhttps://www.britannica.com/story/how-do-monkeys-and-apes-trim-their-fingernailshttps://theconversation.com/curious-kids-why-do-we-have-fingernails-and-toenails-110989https://www.floridamuseum.ufl.edu/science/ancient-primates-had-grooming-claws/https://www.sciencedirect.com/science/article/abs/pii/S0047248417305134https://tedium.co/2017/02/07/fingernail-trimming-history/[Butt One More Thing]Bidets and poopy handshttps://pubmed.ncbi.nlm.nih.gov/29709985/