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SciShow explores the unexpected. Seven days a week, Hank Green, Michael Aranda, and Olivia Gordon delve into the scientific subjects that defy our expectations and make us even more curious!

Schedule:
Sundays - Learn about the amazing topics we can't quite make a stand-alone show about in SciShow List Show!
Mondays - Tune in for a short Dose about our weird world.
Tuesdays - Find answers to our most asked Quick Questions.
Wednesdays - Hank or Michael dives deep into a long-form Infusion episode, or an unscripted talk show or quiz show with a guest!
Thursday - Another new dose about the wonders of the world.
Fridays - Learn the latest in science News.
Saturdays - Get your quick questions answered!

Don't forget to check out our sister-channels SciShow Space, SciShow Psych, and SciShow Kids!

Dinosaurs Had a Bloodsucking Enemy

This week, scientists revealed a sample of amber containing an extinct tick that fed on dinosaurs. Unfortunately, we can't take a blood sample from it and make Jurassic Park a reality, but it can still tell us a lot about how dinosaurs (and their parasites) lived. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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.eurekalert.org/emb_releases/2017-12/uoo-dpt120717.php http://nature.com/articles/doi:10.1038/s41467-017-01550-z https://prumlab.yale.edu/sites/default/files/prum_1999_mde_development.pdf https://www.eurekalert.org/pub_releases/2017-12/jhu-wwc113017.php http://dx.doi.org/10.1016/j.neuron.2017.11.010

1 dzień temu

Can Vitamin C and Zinc Help Cure Colds?

You’ve probably heard that taking vitamin C or zinc will keep you from getting sick, but it turns out that those popular cure-alls don't actually work. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Stefan Chin ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- 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: http://www.ur.umich.edu/0203/Mar10_03/15.shtml https://jamanetwork.com/journals/jamainternalmedicine/fullarticle/215118 https://www.ncbi.nlm.nih.gov/pubmed/24766384 https://www.ncbi.nlm.nih.gov/pubmed/16373990 https://www.quackwatch.org/01QuackeryRelatedTopics/pauling.html https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3145266/ https://www.ncbi.nlm.nih.gov/pubmed/19263912 https://www.ncbi.nlm.nih.gov/pubmed/23440782 http://ajcn.nutrition.org/content/68/2/447S.abstract https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2277319/ https://www.ncbi.nlm.nih.gov/pubmed/23775705 https://www.nap.edu/read/10026/chapter/14#486 https://www.health.harvard.edu/blog/zinc-for-the-common-cold-not-for-me-201102171498 https://www.fda.gov/food/resourcesforyou/consumers/ucm109760.htm https://www.nytimes.com/2015/02/07/opinion/herbal-supplements-without-herbs.html https://www.ncbi.nlm.nih.gov/pubmed/27748955 https://www.ncbi.nlm.nih.gov/pubmed/25420096 http://www.bmj.com/content/328/7438/499 https://www.ncbi.nlm.nih.gov/pubmed/23733381 ---------- Images: https://commons.wikimedia.org/wiki/File:L_Pauling.jpg

2 dni temu

Why HIV Isn't a Death Sentence Anymore

In the second video of our two-part series on HIV and AIDS, we look at the challenges that have kept scientists from developing a cure, and the treatments that have still managed to improve the outlook for those infected. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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.avert.org/about-hiv-aids/cure https://www.avert.org/professionals/hiv-science/searching-cure https://www.avert.org/professionals/hiv-science/overview https://aidsinfo.nih.gov/understanding-hiv-aids/infographics/25/fda-approval-of-hiv-medicines https://www.cdc.gov/mmwr/preview/mmwrhtml/00001409.htm https://www.cdc.gov/hiv/basics/whatishiv.html http://www.stat.wisc.edu/~larget/Genetics629/hiv.pdf https://www.cdc.gov/mmwr/preview/mmwrhtml/su6004a11.htm http://www.ihv.org/Education--Training/General-HIV-AIDS-Information/AIDS-Acquired-Immune-Deficiency-Syndrome--/ https://www.ncbi.nlm.nih.gov/pubmed/2863631 https://www.ncbi.nlm.nih.gov/pubmed/3548350 http://time.com/4705809/first-aids-drug-azt/ https://www.britannica.com/science/AZT http://americanhistory.si.edu/blog/2010/09/a-brief-history-of-azt.html https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2815149/ http://www.nytimes.com/1987/03/21/us/us-approves-drug-to-prolong-lives-of-aids-patients.html?pagewanted=all http://www.nytimes.com/1989/08/28/opinion/azt-s-inhuman-cost.html https://www.niaid.nih.gov/diseases-conditions/hivaids http://www.merckmanuals.com/professional/infectious-diseases/human-immunodeficiency-virus-hiv/human-immunodeficiency-virus-hiv-infection https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4058441/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4396582/ https://www.medscape.org/viewarticle/523119 https://www.fda.gov/ForPatients/Illness/HIVAIDS/History/ucm151079.htm http://journals.plos.org/plosbiology/article?id=10.1371/journal.pbio.1002251 https://www.cdc.gov/hiv/risk/art/index.html https://www.avert.org/professionals/hiv-programming/prevention/treatment-as-prevention https://www.cdc.gov/hiv/risk/prep/index.html http://www.aidsmap.com/Second-case-report-of-PrEP-failure-due-to-drug-resistant-virus/page/3093327/ https://www.nature.com/news/hopes-of-hiv-cure-in-boston-patients-dashed-1.14324 https://aidsinfo.nih.gov/understanding-hiv-aids/fact-sheets/19/93/what-is-a-latent-hiv-reservoir- http://www.fredhutch.org/en/news/center-news/2015/02/timothy-ray-brown-doctor-who-cured-him.html https://www.vox.com/science-and-health/2017/7/24/16019590/hiv-vaccine-international-aids-society-conference http://www.the-scientist.com/?articles.view/articleNo/50018/title/Resistance-to-HIV-Engineered-Via-CRISPR/ http://www.nejm.org/doi/full/10.1056/NEJMoa0802905#t=articleTop https://www.niaid.nih.gov/diseases-conditions/sustained-viral-remission-research http://journals.plos.org/plosmedicine/article?id=10.1371/journal.pmed.1002417 http://www.cell.com/molecular-therapy-family/molecular-therapy/fulltext/S1525-0016(17)30213-7 https://ww2.kqed.org/futureofyou/2017/09/28/research-dampens-hopes-of-hiv-cure-shows-progress-on-remission-without-drugs/ https://bmcmedicine.biomedcentral.com/articles/10.1186/s12916-015-0517-y Images: https://en.wikipedia.org/wiki/File:TEV_protease_summary.png

3 dni temu

How Do Parrots Talk Like Humans?

Are parrots just good at imitating sounds or is there something else that separates them from other birds? We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Olivia Gordon ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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: http://www.sciencemag.org/news/2015/06/newly-identified-brain-structure-may-explain-why-parrots-are-such-good-copycats http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0118496 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4516810/ https://link.springer.com/article/10.1007/s00265-016-2068-4 https://www.nature.com/articles/srep18481?WT.feed_name=subjects_language http://rstb.royalsocietypublishing.org/content/370/1684/20150056 http://serious-science.org/unique-sound-systems-allow-parrots-to-talk-3524 https://www.scientificamerican.com/article/experts-parrots-mimic/ http://jarvislab.net/research/evolution-of-brain-structures-for-vocal-learning/ http://cognitioninthewild.wp.st-andrews.ac.uk/files/2013/05/Kelly-2008-Vocal-mimicry-in-songbirds-.pdf http://europepmc.org/articles/pmc4760298 http://www.audubon.org/news/why-do-parrots-talk http://www.slate.com/articles/health_and_science/explainer/2012/05/talking_parakeets_why_do_they_mimic_human_speech_.html http://jarvislab.net/Publications/JarvisEtAl2000(Nature).pdf http://science.sciencemag.org/content/346/6215/1256846 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3419981/ http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0001768

4 dni temu

8 of the Worst Stinging Insects

Generally, humans try to avoid getting stung by insects. However, in the name of science, the betterment of humanity, and pure curiosity, there are brave people out there who willingly subject themselves to the business end of the most potent stinging insects in the world! We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Stefan Chin ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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://books.google.com/books?id=WBwLDAAAQBAJ&lpg=PP1&pg=PA221#v=onepage&q&f=false http://www.jstor.org/stable/3495821?seq=1#page_scan_tab_contents http://www.annualreviews.org/doi/abs/10.1146/annurev.ecolsys.33.010802.150444 http://www.bbc.com/news/world-us-canada-41093596 http://digitalcommons.unl.edu/cgi/viewcontent.cgi?article=1050&context=ncfwrustaff http://www.sciencedirect.com/science/article/pii/S004101010900052X https://pdfs.semanticscholar.org/3312/b4b10ddb450e67387cc6ce39801fd0aa6de6.pdf https://www.ncbi.nlm.nih.gov/pmc/articles/PMC5563768/ http://www.sciencedirect.com/science/article/pii/S0304394002013253 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1113072/ http://www.sciencedirect.com/science/article/pii/0041010176901161 https://books.google.com/books?id=xBQlBQAAQBAJ&lpg=PA425&ots=CC1Us4xj3X&lr&pg=PA311#v=onepage&q&f=false https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3764847/ http://nba.uth.tmc.edu/neuroscience/s2/chapter06.html https://www.ncbi.nlm.nih.gov/pubmed/15475622 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3919168/ https://www.sciencedirect.com/science/article/pii/B9780080552323613376 http://www.mdpi.com/2072-6651/8/2/32/htm https://link.springer.com/chapter/10.1007/978-3-642-94965-4_11 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4773785/ http://www.sekj.org/PDF/anz43-free/anz43-488.pdf http://www.academia.edu/10010024/Evans_and_West_Eberhard_1970_The_Wasps http://www.sciencedirect.com/science/article/pii/0742841389902120 http://entnemdept.ufl.edu/creatures/urban/ants/harvester_ant.htm http://science.sciencemag.org/content/200/4345/1064 http://www.sciencedirect.com/science/article/pii/0041010180900057 http://entnemdept.ufl.edu/walker/ufbir/chapters/chapter_23.shtml https://books.google.com/books?id=xBQlBQAAQBAJ&lpg=PP1&pg=PA439#v=onepage&q&f=false http://www.mdpi.com/2072-6651/8/1/30 http://www.antwiki.org/wiki/images/a/aa/Baroni_Urbani_1994a.pdf

5 dni temu

Why Don't All Blue Whales Have Cancer?

Thanks to 23AndMe for supporting SciShow. These kits make great gifts, so check out https://23AndMe.com/SciShow Do larger creatures get cancer more frequently? We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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://motherboard.vice.com/en_us/article/pganzk/whales-have-1000-times-as-many-cells-as-humans-why-dont-they-get-cancer-more https://www.nature.com/news/massive-animals-may-hold-secrets-of-cancer-suppression-1.12258 https://bmcbiol.biomedcentral.com/articles/10.1186/s12915-017-0401-7 https://www.bbc.co.uk/education/guides/zg2xxnb/revision https://academic.oup.com/icb/article-lookup/doi/10.1093/icb/icm062 https://www.genome.gov/10001345/importance-of-mouse-genome/ http://rstb.royalsocietypublishing.org/content/370/1673/20140220 Images: https://commons.wikimedia.org/wiki/File:Anim1754_-_Flickr_-_NOAA_Photo_Library.jpg https://commons.wikimedia.org/wiki/File:Joey_williams_with_a_19_foot_long_blue_whale_skull.jpg https://commons.wikimedia.org/wiki/File:Tumor_Mesothelioma2_legend.jpg https://commons.wikimedia.org/wiki/File:Sperm_whale_drawing_with_skeleton.jpg https://commons.wikimedia.org/wiki/File:Elephas_maximus_(Bandipur).jpg https://commons.wikimedia.org/wiki/File:Three_elephant%27s_curly_kisses.jpg

6 dni temu

How Do You Weigh Things in Space?

Astronauts need to know their mass while in orbit, but a normal scale would be free-falling around the Earth with them. So how do they measure their mass without gravity? We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- 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.nasa.gov/mission_pages/station/research/experiments/640.html https://www.youtube.com/watch?v=qE4OoE93fX0 https://www.youtube.com/watch?v=8rt3udip7l4 http://www.thestargarden.co.uk/How-to-weigh-objects-in-space.html http://hyperphysics.phy-astr.gsu.edu/hbase/shm.html http://hyperphysics.phy-astr.gsu.edu/hbase/shm2.html http://blogs.esa.int/promisse/2012/02/10/measure-body-mass-in-space/ ---------- Images: https://www.nasa.gov/image-feature/astronaut-peggy-whitson-0 https://www.nasa.gov/content/astronaut-chris-cassidy-in-stations-kibo-lab-0 https://www.nasa.gov/mission_pages/station/research/experiments/SLAMMD2.jpg https://www.nasa.gov/mission_pages/station/research/experiments/SLAMMD3.jpg https://spaceflight.nasa.gov/gallery/images/station/crew-31/html/iss031e157943.html

1 tydzień temu

There Are Crystal Mirrors Hidden in Scallop Eyes

Sea creatures abound this week, as scientists make discoveries about scallop eyes and use models to help figure out the age old mystery, "Which came first, comb jellies or the sea sponge?” We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Stefan Chin ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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: Scallop https://www.eurekalert.org/pub_releases/2017-11/aaft-sem112717.php http://science.sciencemag.org/content/358/6367/1172 https://www.nytimes.com/2017/11/30/science/scallops-eyes.html https://www.livescience.com/61081-scallop-mirror-eyes.html https://www.theatlantic.com/science/archive/2017/11/scallops-have-eyes-and-each-one-builds-a-beautiful-living-mirror/547115/ http://www.sciencemag.org/news/2017/11/hubble-bubble-scallop-eyes-act-just-tiny-telescopes https://www.sciencenews.org/article/scallops-amazing-eyes-use-millions-tiny-square-crystals-see https://www.theverge.com/2017/11/30/16719146/king-scallop-eyes-mirror-lens-optics-biomimicry http://www.sussex.ac.uk/lifesci/landlab/ http://www.bristol.ac.uk/news/2012/8865.html http://pubs.acs.org/doi/full/10.1021/cg0704753 Jellies/Sponge http://www.cell.com/current-biology/fulltext/S0960-9822(17)31453-7 https://www.nature.com/news/genome-reveals-comb-jellies-ancient-origin-1.12176 https://www.theguardian.com/science/2017/nov/30/evolution-row-ends-as-scientists-declare-sponges-to-be-sister-of-all-animals https://www.smithsonianmag.com/smart-news/scientists-think-comb-jellies-may-have-come-all-other-animals-180962858/ http://www.iflscience.com/plants-and-animals/sponges-not-comb-jellies-are-our-deepest-ancestors/ https://www.britannica.com/animal/sponge-animal https://medium.com/@caseywdunn/who-is-our-most-distant-animal-relative-4309b9fe4e48 http://www.ucmp.berkeley.edu/cnidaria/ctenophora.html ---------- Images: https://bmcecol.biomedcentral.com/articles/10.1186/1472-6785-8-16 https://commons.wikimedia.org/wiki/File:Scallop_(PSF).png https://commons.wikimedia.org/wiki/File:Restaurant_scallop.jpg https://commons.wikimedia.org/wiki/File:Scallop_eyes2.jpg https://commons.wikimedia.org/wiki/File:Carpenter-bee%27s_eyes_(6863583347).jpg https://commons.wikimedia.org/wiki/File:Eye_iris.jpg https://www.eurekalert.org/multimedia/pub/156924.php https://commons.wikimedia.org/wiki/File:Hubble_01.jpg https://commons.wikimedia.org/wiki/File:Green_and_yellow_sea_sponges,_Antarctica.JPG https://commons.wikimedia.org/wiki/File:Comb_jellies-mba.jpg

1 tydzień temu

Airplanes and Other Man-Made Cloud Machines

What do airplanes, power plants, ships, and explosions have in common? They all make clouds! We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Olivia Gordon ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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.nasa.gov/sites/default/files/atoms/files/contrails_k-12.pdf https://science-edu.larc.nasa.gov/contrail-edu/science.php https://science-edu.larc.nasa.gov/contrail-edu/resources-activities-appleman_student.php https://www.faa.gov/regulations_policies/policy_guidance/envir_policy/media/contrails.pdf https://science-edu.larc.nasa.gov/contrail-edu/history.php https://earthobservatory.nasa.gov/IOTD/view.php?id=81061&eocn=image&eoci=related_image https://earthobservatory.nasa.gov/IOTD/view.php?id=77345&eocn=image&eoci=related_image https://earthobservatory.nasa.gov/Features/Pollution/ https://www.wmocloudatlas.org/homogenitus.html https://www.wmocloudatlas.org/homogenitus.html https://www.skybrary.aero/index.php/Pyrocumulus https://www.nasa.gov/press-release/nasa-study-confirms-biofuels-reduce-jet-engine-pollution Images: https://commons.wikimedia.org/wiki/File:A340-313X.jpg https://commons.wikimedia.org/wiki/File:Contrails_over_Nova_Scotia.jpeg https://commons.wikimedia.org/wiki/File:ShipTracks.jpg https://commons.wikimedia.org/wiki/File:Belchatow-elektrownia.jpg https://commons.wikimedia.org/wiki/File:Mushroom_cloud.svg https://commons.wikimedia.org/wiki/File:BusterJangle-Charlie.jpg

1 tydzień temu

Why Don't Fire Hydrants Freeze and Explode?

Pipes can freeze in the winter, but you never hear about fire hydrants freezing. What makes them safe from the cold temperatures in winter time? SciShow Finds: https://scishowfinds.com/ We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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: http://www.todayifoundout.com/index.php/2014/08/reason-fire-hydrants-dont-freeze-winter/ http://media.cygnus.com/files/base/FHC/document/2011/09/weeklydrills34final_10461393.pdf http://media.cygnus.com/files/base/FHC/document/2011/11/weeklydrills43final0_10457995.pdf https://www.livescience.com/43408-why-do-freezing-pipes-burst.html https://www.plumbingsupply.com/residential-water-pressure-explained.html http://www.firehydrant.org/info/faqs_ask7.html https://books.google.com/books?id=GUXyAAAAQBAJ&pg=PA495 Images: https://en.wikipedia.org/wiki/File:Downtown_Charlottesville_fire_hydrant.jpg https://en.wikipedia.org/wiki/File:Dry_hydrant.jpg https://commons.wikimedia.org/wiki/File:Hydrant_Insel_Krk_Kroatien.jpg https://commons.wikimedia.org/wiki/File:Hydrant_in_Jerusalem.jpg https://commons.wikimedia.org/wiki/File:Berlin_hydrant_20050211_p1000517.jpg https://en.wikipedia.org/wiki/File:1869BirdsillHollyHydrantSideTop.jpg https://commons.wikimedia.org/wiki/File:Fire_hydrant_UK.jpg

1 tydzień temu

The Last Major Smallpox Outbreak in America

Luckily, we live in a time where we don't have to worry about smallpox anymore. It's a horrible disease, but through smart vaccination techniques, we took it from killing millions worldwide, to being eradicated from the planet! We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Olivia Gordon ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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.cdc.gov/smallpox/index.html https://wwwnc.cdc.gov/eid/article/10/5/03-0973_article http://www.who.int/csr/disease/smallpox/en/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1200696/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC1069029/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC281588/ https://www.nationalgeographic.com/science/health-and-human-body/human-diseases/smallpox/ https://www.nlm.nih.gov/exhibition/smallpox/sp_variolation.html https://www.cdc.gov/mmwr/preview/mmwrhtml/00049694.htm Images: https://commons.wikimedia.org/wiki/File:Smallpox_virus_virions_TEM_PHIL_1849.JPG https://commons.wikimedia.org/wiki/File:Child_with_Smallpox_Bangladesh_-_arm_detail.jpg https://wellcomecollection.org/works/c6774vue?query=james+phipps https://commons.wikimedia.org/wiki/File:Cowpox_Engraving_(detail).png https://commons.wikimedia.org/wiki/File:Smallpox_PHIL_3278.tif

1 tydzień temu

How Close Are We to the Perfect Smart Home?

This episode was produced in collaboration with and sponsored by Emerson. Click here to learn more about their We Love STEM initiative: http://bit.ly/2fnBiHO Want to do more than talk to your refrigerator and control your lights with your phone? Hank explains how close we are to the smart home that can do everything for us. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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.cs.virginia.edu/~stankovic/psfiles/IOT.pdf http://www.sciencedirect.com/science/article/pii/S0167811615301890 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3168328/ https://www.wired.com/2017/05/pebble-shaped-gizmo-secure-smart-home/ http://www.dataversity.net/big-data-and-artificial-intelligence-advances-in-natural-language-processing/ https://www.wired.com/2017/04/homes-next-must-accessory-ridiculously-fancy-router/ https://www.facebook.com/notes/mark-zuckerberg/building-jarvis/10103347273888091/?pnref=story https://venturebeat.com/2017/02/28/google-assistant-now-has-a-slang-dictionary-beer-guide-and-mens-fashion-tips/ Images: https://commons.wikimedia.org/wiki/File:Internet_of_Things.jpg

1 tydzień temu

Earthquakes Probably Won't Destroy Us in 2018

You may have read that 2018 is looking to be a bad year for earthquakes, but Hank is here to offer you some assurances. Check out SciShowFinds for some cool things: https://scishowfinds.com/ We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Hank Green ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: Kelly Landrum Jones, Sam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Justin Lentz ---------- 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://earthquake.usgs.gov/learn/kids/eqscience.php https://www.sciencealert.com/real-science-behind-major-earthquake-predictions-2018 http://time.com/5031607/earthquake-predictions-2018/ https://www.theguardian.com/world/2017/nov/18/2018-set-to-be-year-of-big-earthquakes http://onlinelibrary.wiley.com/doi/10.1002/2017GL074934/abstract http://temblor.net/earthquake-insights/can-changes-in-earths-rotation-be-used-to-forecast-earthquakes-5642/ http://advances.sciencemag.org/content/3/11/e1701593 https://archive.epa.gov/esd/archive-geophysics/web/html/seismic_reflection_methods.html

2 tygodnie temu

How Ancient Pollen Can Predict The Future

We don't need a time machine to learn from the past (but let us know if you find one)! Air bubbles trapped in ice for millennia and ancient pollen grains can tell us a lot about climate shifts hundreds of thousands of years ago! We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Olivia Gordon ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- 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.amnh.org/exhibitions/climate-change/changing-atmosphere/what-s-an-ice-core/ https://www.amnh.org/exhibitions/climate-change/changing-atmosphere/the-ups-and-downs-of-co2 https://www.researchgate.net/publication/284275913_Pronounced_variations_in_Fagus_grandifolia_abundances_in_the_Great_Lakes_region_during_the_Holocene https://sites.nd.edu/paleonproject/synthesizing-fire-history-records-to-understand-fire-regime-variability-across-alaska/ https://sites.nd.edu/paleonproject/oak-trees-and-climate-in-the-midwest/ https://www.newscientist.com/article/dn16892-natural-mechanism-for-medieval-warming-discovered/ https://phys.org/news/2017-07-carbon-dioxide-world-water-wise.html Images: https://en.wikipedia.org/wiki/File:Palais_de_la_Decouverte_Tyrannosaurus_rex_p1050042.jpg https://en.wikipedia.org/wiki/File:Sediment_in_the_Gulf_of_Mexico_(2)_edit.jpg https://en.wikipedia.org/wiki/File:Picea_glauca_taiga.jpg https://commons.wikimedia.org/wiki/File:Beech_growth_rings.jpg https://en.wikipedia.org/wiki/File:Opening_and_Closing_of_Stoma.svg https://en.wikipedia.org/wiki/File:GISP2_1855m_ice_core_layers.png https://commons.wikimedia.org/wiki/File:Core_samples.jpg https://en.wikipedia.org/wiki/File:Null_point_theory_image1.png

2 tygodnie temu

How a Sick Chimp Led to a Global Pandemic: The Rise of HIV

In the first video in our two part series on HIV and AIDS, we explain how scientists figured out what HIV is, when the infection morphs into AIDS, and where they think the virus originated. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- 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.avert.org/professionals/history-hiv-aids/overview https://aidsinfo.nih.gov/ https://www.hiv.gov/hiv-basics/overview/about-hiv-and-aids/what-are-hiv-and-aids https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3119211/ https://www.hiv.gov/hiv-basics/overview/history/hiv-and-aids-timeline https://hab.hrsa.gov/livinghistory/issues/Gay-Men.pdf https://www.cdc.gov/mmwr/preview/mmwrhtml/june_5.htm http://img.thebody.com/cdc/pdfs/mmwr04jul81.pdf http://science.sciencemag.org/content/224/4648/500 https://www. hingtonpost.com/news/to-your-health/wp/2015/02/24/tracing-the-long-convoluted-history-of-the-aids-epidemic\ http://www.iflscience.com/health-and-medicine/where-did-hiv-come/ http://www.stat.wisc.edu/~larget/Genetics629/hiv.pdf https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3234451/ http://www.who.int/gho/hiv/en/ https://www.cdc.gov/mmwr/preview/mmwrhtml/su6004a11.htm http://www.aidsmap.com/Saliva/page/1322841/ https://www.ncbi.nlm.nih.gov/pubmed/9989543 http://www.usp.br/nepaidsabia/images/BIBLIOTECA/_MIGRAR/oralhivtrans.pdf https://www.cdc.gov/mmwr/preview/mmwrhtml/00001257.htm https://www.nobelprize.org/nobel_prizes/medicine/laureates/2008/press.html https://www.hiv.lanl.gov/content/sequence/HelpDocs/subtypes-more.html http://www.the-scientist.com/?articles.view/articleNo/47352/title/HIV-Spread-from-Haiti-to-NYC-in-1970---Patient-Zero--Not-to-Blame/ http://journals.plos.org/plosone/article?id=10.1371/journal.pone.0025956 https://retrovirology.biomedcentral.com/articles/10.1186/1742-4690-6-49 https://www.ncbi.nlm.nih.gov/pmc/articles/PMC393899/ http://bedford.io/pdfs/papers/faria-hiv-spread.pdf ---------- Images: https://commons.wikimedia.org/wiki/File:Aids_Quilt.jpg https://commons.wikimedia.org/wiki/File:Hiv_gross.png https://en.wikipedia.org/wiki/T_cell#/media/File:Healthy_Human_T_Cell.jpg https://commons.wikimedia.org/wiki/File:Pneumocystisjiroveci.jpg https://en.wikipedia.org/wiki/Pneumocystis_pneumonia#/media/File:PCPxray.jpg

2 tygodnie temu

Why Can't You Bring Mercury Thermometers on Planes?

Mercury thermometers are handy and useful, but they could be extremely dangerous to bring on planes. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Stefan Chin ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- 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: References http://www.sciencedirect.com/science/article/pii/S0010938X06001028 http://www.airliners.net/photo/Air-Niugini/Fokker-100-F-28-0100/1132825 https://www.planespotters.net/airframe/Fokker/F100/VH-FKE-Alliance-Airlines-(Australia)/jPlrCodN https://www.ec.gc.ca/mercure-mercury/default.asp?lang=En&n=10C3AF2D-1 http://www.colgate.com/en/us/oc/oral-health/procedures/fillings/article/dental-amalgam-a-health-risk https://education.jlab.org/itselemental/ele080.html https://www.faa.gov/about/initiatives/hazmat_safety/more_info/?hazmat=56 Video Source: https://youtu.be/IrdYueB9pY4

2 tygodnie temu

The Bone Wars: A Feud That Rocked U.S. Paleontology

The Bone Wars resulted in the description of some of the most famous dinosaurs we know of today, but not without some pretty big mistakes. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Stefan Chin ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- 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://books.google.ie/books?id=Z8Tj2HvfHRwC&pg=PA153&redir_esc=y#v=onepage&q&f=false http://phenomena.nationalgeographic.com/2015/04/15/battle-for-the-bone-wars-beasts/ http://www.ansp.org/explore/online-exhibits/stories/bone-wars-the-cope-marsh-rivalry/ http://www.ucmp.berkeley.edu/history/marsh.html http://oceansofkansas.com/Leidy1870.html http://oceansofkansas.com/NYHerald.html http://oceansofkansas.com/tale-tail.html https://www.geol.umd.edu/~tholtz/G104/lectures/104hist.html http://academic.brooklyn.cuny.edu/geology/chamber/Buckland1.html http://www.archives.upenn.edu/people/1800s/leidy_joseph.html http://dla.library.upenn.edu/dla/pacscl/ead.html?id=PACSCL_ANSP_ANSPColl328 https://www.wired.com/2011/08/o-c-marsh-before-the-bone-wars/ http://www.nytimes.com/books/99/11/07/reviews/991107.07wilfort.html https://www.smithsonianmag.com/science-nature/when-triceratops-was-a-giant-bison-179449725/ https://www.smithsonianmag.com/science-nature/the-myth-of-the-eight-spiked-stegosaurus-165459353/ http://www.npr.org/2012/12/09/166665795/forget-extinct-the-brontosaurus-never-even-existed Images: https://commons.wikimedia.org/wiki/File:Othniel_Charles_Marsh_-_Brady-Handy.jpg https://commons.wikimedia.org/wiki/File:Cope_Edward_Drinker_1840-1897.jpg https://commons.wikimedia.org/wiki/File:William_Buckland_c1845.jpg https://commons.wikimedia.org/wiki/File:Buckland,_Megalosaurus_jaw.jpg https://commons.wikimedia.org/wiki/File:Hadrosaurus_foulkii_vertebrae.jpg https://commons.wikimedia.org/wiki/File:Joseph_Leidy_by_Gilbert_Studios_c1870.jpg https://commons.wikimedia.org/wiki/File:OCmarsh.jpg https://commons.wikimedia.org/wiki/File:Cope_Elasmosaurus.jpg https://commons.wikimedia.org/wiki/File:Como_Bluff.jpg https://commons.wikimedia.org/wiki/Category:Othniel_Charles_Marsh#/media/File:Triceratopsskull.jpg

2 tygodnie temu

Will the Moon Ever Leave the Earth's Orbit?

Every year the moon’s orbit gets a little bigger and it moves just a little farther away. Should we worry about the Moon breaking free? We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Olivia Gordon ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- 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: http://www.bbc.com/news/science-environment-12311119 http://curious.astro.cornell.edu/our-solar-system/the-moon/37-our-solar-system/the-moon/the-moon-and-the-earth/146-what-happens-to-the-earth-as-the-moon-gets-farther-away-and-will-it-ever-go-away-entirely-intermediate http://curious.astro.cornell.edu/our-solar-system/the-moon/37-our-solar-system/the-moon/the-moon-and-the-earth/111-is-the-moon-moving-away-from-the-earth-when-was-this-discovered-intermediate https://eclipse.gsfc.nasa.gov/SEcat5/secular.html https://bowie.gsfc.nasa.gov/ggfc/tides/intro.html https://www.universetoday.com/128350/will-earth-lock-moon/ http://www.haydenplanetarium.org/tyson/read/1995/11/01/the-tidal-force https://www.scientificamerican.com/article/earth-rotation-summer-solstice/ https://www.space.com/3373-earth-moon-destined-disintegrate.html http://large.stanford.edu/courses/2007/ph210/mccourt1/ https://www.researchgate.net/figure/284985952_fig8_Fig-9-Tidal-bulge-retardation-of-Phobos-a-and-Deimos-b-The-retardation-of-the http://onlinelibrary.wiley.com/doi/10.1029/1999RG900016/abstract https://www.nist.gov/nist-time-capsule/any-object-any-need-call-nist/moon-and-back-25-seconds ---------- Images: https://www.nasa.gov/image-feature/galileo-earth-and-moon

3 tygodnie temu

Editing Genes Inside the Human Body

We talk a lot about CRISPR and "designer babies" but the science of editing genes is varied and complex. This month, an adult man received billions of gene-editing viruses via an IV in an effort to treat a rare disease. For SciShow Finds: https://scishowfinds.com/ We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- 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://apnews.com/4ae98919b52e43d8a8960e0e260feb0a/AP-Exclusive:-US-scientists-try-1st-gene-editing-in-the-body http://www.nature.com/news/crispr-gene-editing-tested-in-a-person-for-the-first-time-1.20988 https://ghr.nlm.nih.gov/condition/mucopolysaccharidosis-type-ii http://www.sciencemag.org/news/2017/11/human-has-been-injected-gene-editing-tools-cure-his-disabling-disease-here-s-what-you https://www.wired.com/2013/08/the-fall-and-rise-of-gene-therapy-2/ http://www.nbcnews.com/id/20730647/ns/health-health_care/t/womans-death-calls-gene-therapy-question/ http://learn.genetics.utah.edu/content/genetherapy/challenges/ https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3176093/ https://www.the-scientist.com/?articles.view/articleNo/49456/title/First-In-Vivo-Human-Genome-Editing-to-Be-Tested-in-New-Clinical-Trial/ https://academic.oup.com/nar/article/33/18/5978/2401349 Images https://en.wikipedia.org/wiki/Zinc_finger_nuclease#/media/File:Repair_outcomes_of_a_genomic_double-strand_break_for_ZFN_cleavage.jpg https://commons.wikimedia.org/wiki/File:Human_chromosome_X_from_Gene_Gateway_-_no_label.png thinkstock.com

3 tygodnie temu

The Real Philosopher's Stone: Turning Lead into Gold

With scientists’ efforts and their creativity, we finally found “the real philosopher’s stone.” That's right, we can now turn lead into gold... a little bit. We're conducting a survey of our viewers! If you have time, please give us feedback: https://www.surveymonkey.com/r/SciShowSurvey2017 Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters: KSam Lutfi, Kevin Knupp, Nicholas Smith, Inerri, D.A. Noe, alexander wadsworth, سلطان الخليفي, Piya Shedden, KatieMarie Magnone, Scott Satovsky Jr, Bella Nash, Charles Southerland, Bader AlGhamdi, James Harshaw, Patrick Merrithew, Patrick D. Ashmore, Candy, Tim Curwick, charles george, Saul, Mark Terrio-Cameron, Viraansh Bhanushali, Kevin Bealer, Philippe von Bergen, Chris Peters, Fatima Iqbal, Justin Lentz ---------- 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.ncbi.nlm.nih.gov/pmc/articles/PMC4989051/ https://web.lemoyne.edu/giunta/RUTHERFORD.HTML https://link.springer.com/article/10.1007/BF01505547 https://link.springer.com/article/10.1007/BF01571171 http://www.nature.com/nature/journal/v114/n2858/abs/114197a0.html http://www.nature.com/scientificamerican/journal/v131/n6/index.html http://www.nature.com/scientificamerican/journal/v133/n5/index.html http://www.nature.com/scientificamerican/journal/v134/n4/index.html http://www.nature.com/scientificamerican/journal/v138/n3/index.html https://journals.aps.org/pr/abstract/10.1103/PhysRev.60.473 https://journals.aps.org/prc/abstract/10.1103/PhysRevC.23.1044 http://www.sciencedirect.com/science/article/pii/0375947489903965 https://www.scientificamerican.com/article/fact-or-fiction-lead-can-be-turned-into-gold/ https://chem.libretexts.org/Core/Physical_and_Theoretical_Chemistry/Atomic_Theory/Isotopes https://chem.libretexts.org/Core/Physical_and_Theoretical_Chemistry/Nuclear_Chemistry/Radioactivity/Artificially_Induced_Radioactivity https://chem.libretexts.org/Core/Physical_and_Theoretical_Chemistry/Nuclear_Chemistry/Radioactivity/Decay_Pathways https://books.google.com/books/about/The_self_splitting_atom.html?id=_i-aAAAAIAAJ https://indico.fnal.gov/event/11150/session/1/contribution/76.pdf Image Source: https://en.wikipedia.org/wiki/Adolf_Miethe#/media/File:Nicola_Perscheid_-_Adolf_Miethe_um_1905.jpg https://commons.wikimedia.org/wiki/Category:Nagaoka_Hantar%C5%8D#/media/File:Hantaro_Nagaoka.jpg https://commons.wikimedia.org/wiki/File:Frederick_Soddy.jpg https://commons.wikimedia.org/wiki/File:Ernest_Rutherford_(Nobel).jpg

3 tygodnie temu