From the planet Earth to the humble pizza pie, some of the most important things in the whole universe have crusts! Including, most likely, the ears that are listening to this! Twitch streamer and friend of the show Ashley Roboto stops by to pick at the crusty scabs of knowledge with us!Can’t get enough AshleyRoboto? Follow her @AshleyRoboto and check out her Twitch stream here: https://www.twitch.tv/ashleyrobotoSciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, 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

"Oh, glass, big deal" you might be saying. Well guess what: if you're reading this, you're looking through glass right now to read about this episode about glass. You might even be touching glass to make this glass episode play! It's glass's world, you're just living in it! SciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, 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

Click here to check out the limited-time-only Tangents t-shirt inspired by this episode!Color: it's not just for art anymore. From red dwarfs to green algae to... uh... brown squirrels, science is chock full of color, too! SciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, 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: @hankgreenSources:[Trivia Question]Longest-lasting rainbowhttps://www.smithsonianmag.com/smart-news/9-hour-rainbow-sets-new-guinness-record-180968527/[Fact Off]Crustacean larvae camouflaged glass eyeshttps://slate.com/technology/2023/02/shrimp-larvae-eye-glitter-nanotechnology.htmlhttps://www.sciencenews.org/article/glassy-eyes-young-crustaceans-predatorsBrainbows (fluorescent cell visualization using lots of colors)https://blog.addgene.org/evolution-of-brainbow-using-cre-lox-for-multicolor-labeling-of-neuronshttps://link.springer.com/chapter/10.1007/978-981-19-1352-5_6https://www.eurekalert.org/news-releases/698637https://www.eurekalert.org/news-releases/619298[Ask the Science Couch]Color psychology and emotional responseshttps://www.frontiersin.org/articles/10.3389/fpsyg.2015.00368/fullhttps://isom.ca/wp-content/uploads/2020/01/JOM_1979_08_4_01_Tranquilizing_Effect_of_Color_Reduces_Aggressive-.pdfhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC2831986/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4880552/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1612362/pdf/brmedj02002-0030.pdfhttps://www.nature.com/articles/435293a[Butt One More Thing]Caca-dauphin, the fashionable baby poop color https://theconversation.com/fornication-fluids-and-faeces-the-intimate-life-of-the-french-court-71982https://www.vanityfair.fr/actualites/articles/au-temps-de-marie-antoinette-le-caca-dauphin-etait-la-couleur-a-la-mode/54212

Spring is upon us, which means a whoooole bunch of junk is going to start growing, such as flowers, grass, and little baby animals. So this week, Tangents is hacking into that growth mindset being displayed by mother nature to talk all about the science of stuff getting bigger! SciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, 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: @hankgreenSources:[Trivia Question]Nishinoshima meters of growth spurt in 2020https://earthobservatory.nasa.gov/images/146935/nishinoshima-belches-ash-and-lava[Fact Off]Jackalope myth from Shope papilloma virushttps://gizmodo.com/rabbits-with-horns-meet-the-human-papillomavirus-5795996http://www.medirabbit.com/EN/Skin_diseases/Viral_diseases/Pap/Papilloma.htmElectroculture: lightning strikes helping shiitake mushrooms growhttps://iopscience.iop.org/article/10.1088/1361-6463/ab7627https://phys.org/news/2010-04-lightning-mushrooms.htmlhttps://physicsworld.com/a/artificial-lightning-strikes-encourage-growth-of-shiitake-mushrooms/https://www.ishs.org/ishs-article/29_34https://www.jstor.org/stable/2255657[Ask the Science Couch]Measures of growth in kids (bone age or bone plate closure, sugar preference)https://www.frontiersin.org/articles/10.3389/fped.2021.580314/fullPicture: https://www.frontiersin.org/files/Articles/580314/fped-09-580314-HTML/image_m/fped-09-580314-g001.jpghttps://www.hopkinsallchildrens.org/Patients-Families/Health-Library/HealthDocNew/X-Ray-Exam-Bone-Age-Studyhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC4397276/https://training.seer.cancer.gov/anatomy/skeletal/growth.htmlhttps://www.npr.org/sections/thesalt/2011/09/26/140753048/kids-sugar-cravings-might-be-biologicalhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC2764307/pdf/nihms100732.pdf[Butt One More Thing]Bat guano pile growth over 4,300 years https://news.agu.org/press-release/poop-core-records-4300-years-of-bat-diet-and-environment/https://agupubs.onlinelibrary.wiley.com/doi/10.1029/2020JG006026

If you are on the planet Earth right now, there's probably a pretty good chance you're near an ant right now. So spare a thought for those hard working little fellows and unplug your headphones so they can hear this episode about ants (featuring special guest Maddie Sofia) and learn more about themselves! Want more Maddie Sofia in your life? Check them out on Twitter @maddie_sofia, watch the episode of PBS's Deep Look that inspired their poem, or go to Maddie's website to find countless more projects!SciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, 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]First commercial formicarium https://archive.dartmouthalumnimagazine.com/article/1988/12/1/the-man-who-invented-the-ant-farm-not-to-mention-the-ant-coal-minehttps://www.dartmouth.edu/library/Library_Bulletin/Apr1993/LB-A93-Cramer.html?mswitch-redir=classichttps://www.usinflationcalculator.com/[Fact Off]Ants stealing food from a pitcher plant Ants swimming in pitcher plants: kinematics of aquatic and terrestrial locomotion in Camponotus schmitzihttps://www.cambridge.org/core/journals/journal-of-tropical-ecology/article/abs/swimming-ants-and-pitcher-plants-a-unique-antplant-interaction-from-borneo/603B9F3C479FF3D2CF369E23B4EF67E0https://besjournals.onlinelibrary.wiley.com/doi/full/10.1111/j.1365-2435.2011.01937.xMarauder ants and major worker piggyback rideshttps://content.ucpress.edu/chapters/10359.ch01.pdfhttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC4155725/https://sib.illinois.edu/suarez/local/suarez/uploads/2020/01/Wills_etal_2018_ARE.pdfhttps://link.springer.com/referenceworkentry/10.1007/978-3-319-90306-4_75-1https://www.annualreviews.org/doi/10.1146/annurev-ento-020117-043357 [Ask the Science Couch]Ant size/strength https://engineering.osu.edu/news/2014/02/study-ants-remarkable-strength-may-lead-powerful-micro-sized-robotshttps://www.wired.com/video/watch/why-humans-cant-lift-as-much-as-antshttps://askdruniverse.wsu.edu/2017/07/20/how_ants_are_strong/https://www.newscientist.com/article/2113824-coconut-crabs-bone-crushing-grip-is-10-times-stronger-than-ours/https://www.nature.com/scitable/knowledge/library/allometry-the-study-of-biological-scaling-13228439/[Butt One More Thing]Parasitic beetle disguised as ant butt https://www.theatlantic.com/science/archive/2017/02/the-beetle-that-pretends-to-be-an-army-ants-butt/516522/https://bmczool.biomedcentral.com/articles/10.1186/s40850-016-0010-x

Original Airdate: January 26, 2021SciShow Tangents will be back next week with a new season and very special guest! Until then, please enjoy this beloved classic episode about Weather! Because it's spring and the weather is changing, you see!SciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, and Tom Mosner for helping to make the show possible!

Every millisecond of every day, you, everyone you know, every rock on the ground, every star in the sky... they're all aging. And podcasts are no exception. In fact, Tangents is hitting a milestone in its aging as we bring season 4 to a close with this episode! You can't hear the dull roar of time lurching ever onward if you're listening to a funny show, so come listen!SciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, 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]Epigenetic clock of dog years vs. human yearshttps://www.smithsonianmag.com/smart-news/theres-new-better-formula-calculating-dog-years-180973575/https://pubmed.ncbi.nlm.nih.gov/32619550/[Fact Off]Brown-Séquard and using testicle injections to reverse aginghttps://archive.org/details/Brown-sequardC.-e.TheEffectProducedOnManBySubcutaneousInjectionsOfAhttps://academic.oup.com/brain/article/140/5/1525/3760152https://www.jci.org/articles/view/57089Sperm aging/senescence in toads and other vertebrateshttps://journals.plos.org/plosone/article?id=10.1371/journal.pone.0050820https://www.eurekalert.org/news-releases/683429https://support.webb.uu.se/digitalAssets/52/a_52297-f_BeckyTREE.pdfhttps://pubmed.ncbi.nlm.nih.gov/21332857/[Ask the Science Couch]Causing/reversing aging in mice through epigenetics (ICE - inducible changes to epigenome)https://hms.harvard.edu/news/loss-epigenetic-information-can-drive-aging-restoration-can-reversehttps://www.cell.com/cell/fulltext/S0092-8674(22)01570-7https://www.news-medical.net/news/20230115/The-loss-of-epigenetic-information-accelerates-the-aging-process.aspxhttps://newatlas.com/biology/epigenetic-reboot-reverse-aging-extend-lifespanhttps://www.biorxiv.org/content/10.1101/2023.01.04.522507v1https://www.nature.com/articles/s41586-020-2975-4[Butt One More Thing]C. elegans rapid senescence (kind of lactation)https://www.eurekalert.org/news-releases/930463https://www.nature.com/articles/s41467-021-25821-y

Learning is a little like farming, in a way. You sow your brain field with facts seeds, nurture those seeds into thoughts and ideas and voila: you're smart! So slap on your headphones and jump on that tractor: We've got a bumper crop of knowledge to harvest!SciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, 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]Circulation of 1938 Old Farmer’s Almanachttps://www.almanac.com/history-old-farmers-almanachttps://www.theatlantic.com/technology/archive/2015/11/how-the-old-farmers-almanac-previewed-the-information-age/415836/[Fact Off]Bradford watermelon seeds that people would die forhttps://bradfordwatermelons.com/2014/08/our-story-the-long-version/https://www.mentalfloss.com/article/71931/super-sweet-watermelon-has-deadly-historyhttps://www.treehugger.com/bradford-watermelons-were-juicy-delicious-people-literally-die-4862619Hearing loss in farmed salmon because of weird otolith formationhttps://pursuit.unimelb.edu.au/articles/farmed-salmon-are-deaf-and-now-we-know-whyhttps://journals.biologists.com/jeb/article/220/16/2965/33518/Rapid-growth-causes-abnormal-vaterite-formation-inhttps://www.nature.com/articles/srep25249https://www.frontiersin.org/articles/10.3389/fvets.2021.709850/full[Ask the Science Couch]Animal agriculture (ants, termites, pocket gophers)https://www.mcgill.ca/oss/article/did-you-know/did-you-know-leafcutter-ants-are-farmers-who-grow-fungihttps://asm.org/Articles/2017/September/the-leaf-cutter-ant-s-50-million-years-of-farminghttps://www.theverge.com/2016/6/25/12024324/termite-farming-25-million-years-ago-before-humanshttps://journals.plos.org/plosone/article?id=10.1371/journal.pone.0156847https://www.eurekalert.org/news-releases/957505https://www.cell.com/current-biology/fulltext/S0960-9822(22)00915-0Video of pocket gopher pulling plant: https://www.eurekalert.org/multimedia/940458[Butt One More Thing]Pig sty latrineshttps://www.artic.edu/articles/629/pigsty-and-latrineshttps://www.sixthtone.com/news/1001550/seats%2C-squats%2C-and-leaves-a-brief-history-of-chinese-toiletshttps://www.google.com/books/edition/_/N5dN_A29v58C?hl=en&gbpv=1&bsq=fertilizer

In all of science, there are very few things conceptually cooler than lasers. A beam of light you can use to blast aliens? Heck yeah! But are lasers actually as cool in reality as they are in science fiction? Probably not! But I guess you'll have to listen to find out for sure.SciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, 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[Truth or Fail]Gold-plated bacteriaContact lenses that shoot lasersLead into gold with lasers[Trivia Question]Universal Product Code first scanned in grocery storehttps://www.smithsonianmag.com/innovation/history-bar-code-180956704/[Fact Off]Laser cooking of printed chickenhttps://www.youtube.com/watch?v=jct3f92rIOEhttps://www.scientificamerican.com/article/3-d-printed-chicken-dinner-cooked-by-lasers/Laser lightning rod for deflection/protectionhttps://www.unige.ch/communication/communiques/en/2023/devier-la-foudre-grace-au-paratonnerre-laserhttps://www.nature.com/articles/s41566-022-01139-zhttps://www.nssl.noaa.gov/education/svrwx101/lightning/faq/http://www.usfcam.usf.edu/cam/exhibitions/1998_12_mccollum/supplemental_didactics/21.uman2.pdf[Ask the Science Couch]Long-distance lasers and masers https://www.faa.gov/about/initiatives/lasers/hazardshttps://spie.org/news/12-09-laser-ranging?SSO=1http://ccom.unh.edu/theme/lidarhttps://www.icrar.org/megamaser/https://arxiv.org/abs/2204.02523  [Butt One More Thing]Low-level laser therapy for butt (or any) tendonshttps://www.ncbi.nlm.nih.gov/pmc/articles/PMC8886125/https://my.clevelandclinic.org/health/diseases/22960-gluteal-tendinopathyhttp://www.utahorthopediccenters.com/hip/gluteus-medius-tendinopathy-or-dead-butt-syndrome/

The bodily function so universal, there's a kids book all about how everybody does it! But... is that kids book a lie?! Find out the answer to that and way more in this very overdue episode of Tangents!SciShow Tangents is on YouTube! Go to www.youtube.com/scishowtangents to check out this episode with the added bonus of seeing our faces! Head to 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, Mike A, 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]Penguin poop distance traveledhttps://iposeogsekk.com/penguano.pdfhttps://improbable.com/ig/winners/#ig2005[Fact Off]AI listening to sounds of poop/diarrhea/farthttps://www.newscientist.com/article/2350082-ai-listens-to-toilet-sounds-to-guess-whether-people-have-diarrhoea/https://www.inverse.com/innovation/fart-monitoring-aiDagger made of frozen poop debunked (or, at the very least, not effective in lab conditions)https://www.sciencedirect.com/science/article/pii/S2352409X19305371https://nautil.us/the-problem-with-the-frozen-poop-knife-study-237572/https://www.cbc.ca/radio/asithappens/as-it-happens-friday-edition-1.5282456/why-scientists-tried-and-failed-to-make-a-knife-out-of-frozen-poop-1.5282458[Ask the Science Couch]Period poops (progesterone/estrogen & prostaglandins)https://my.clevelandclinic.org/health/articles/24411-prostaglandinshttps://pubmed.ncbi.nlm.nih.gov/3297513/https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3823955https://health.clevelandclinic.org/why-do-you-poop-more-on-your-period/