SciShow Tangents

SciShow Tangents

Download on the App Store
  • Favorites

    290

    Followers

  • Typical duration

    35 min

    per episode

  • If it hooks

    86%

    finish an episode

Based on Podcast App listening data

SciShow Tangents episodes

  • Speed

    This week we're talking about our old friend, Mr. Distance-Over-Time himself: Speed! From the speediest hedgehog to the slowiest slug, we all have speed, and we can all come together and listen to this podcast to learn more about how and why that is.

    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!

    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]

    Walter Arnold first ever speeding ticket

    https://automotivehistory.org/january-28-1896-the-first-speeding-ticket-2/

    https://www.historic-uk.com/HistoryUK/HistoryofBritain/Walter-Arnold-Worlds-First-Speeding-Ticket/

    https://blog.britishnewspaperarchive.co.uk/2014/01/28/the-first-speeding-fine-for-travelling-at-8-mph/

    [Fact Off]

    The Oh-My-God particle (high-energy cosmic ray)

    https://www.quantamagazine.org/the-particle-that-broke-a-cosmic-speed-limit-20150514/

    https://www.science.org/content/article/oh-my-god-its-real-particle

    https://arxiv.org/abs/astro-ph/9410067

    https://www.eurekalert.org/news-releases/858169  

    Needlefish jump-hunting of underwater prey

    https://www.newscientist.com/article/dn28483-the-first-fish-to-leap-out-of-water-and-attack-prey-from-air/

    https://www.mentalfloss.com/article/71727/first-fish-needlefish-attack-prey-air

    https://onlinelibrary.wiley.com/doi/10.1111/jfb.12799/abstract;jsessionid=357639AD25AB070E62DAFF95B2DFCE5E.f01t02

    https://www.abc.net.au/news/science/2019-01-03/why-do-fish-jump-and-how/10519986

    https://onlinelibrary.wiley.com/doi/10.1111/jfb.12278/abstract;jsessionid=2234B87FDA55C22723B4055F5C220218.f03t01

    [Ask the Science Couch]

    Fastest human body speeds & extreme g-forces (aviation, land speed, etc.)

    https://www.nasa.gov/centers/glenn/shuttlestation/station/microgex.html

    https://www.nasa.gov/missions/science/hyper.html

    https://books.google.nl/books?id=9-FXAAAAMAAJ&pg=PA71&dq=horse+riding+uterus+prolapse+train

    https://books.google.nl/books?id=Lm03AQAAMAAJ&pg=PA337&dq=train+railways+vibrations+oscillations+-suspenson+-bridge+travellers&hl=en&sa=X&ved=0ahUKEwiXz4el-vfXAhXLKVAKHUz8B64Q6AEIOzAD

    https://airandspace.si.edu/stories/editorial/man-behind-high-speed-safety-standards

    https://www.scientificamerican.com/article/star-wars-science-light-speed/

    [Butt One More Thing]

    Skipper caterpillar flinging frass pellets with anal plates

    https://journals.biologists.com/jeb/article/201/1/121/7701/Faecal-Firing-in-a-Skipper-Caterpillar-is-Pressure


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    45 min
  • Numbers

    Whether you're tracking the orbit of satellites, looking at your phone, or picking out a dozen fresh-baked donuts, the chances are pretty good that right this second, YOU are using numbers! Hate to break it to you, bud, but math is actually pretty important after all!

    Want more Deboki? Check her out at https://twitter.com/okidoki_boki to find info on all of the many projects she works on!

    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 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


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    49 min
  • Upcoming Schedule Announcement

    No new episode this week! Come back next week, June 13, and every other week after that for a new episode. 

    To learn more about Hank's recent cancer diagnosis, check out his video here.

    Thanks for you patience and we'll talk to you soon!


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    1 min
  • Crust with Ashley Roboto

    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/ashleyroboto

    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


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    45 min
  • Glass

    "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


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    43 min
  • Color

    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: @hankgreen

    Sources:

    [Trivia Question]

    Longest-lasting rainbow

    https://www.smithsonianmag.com/smart-news/9-hour-rainbow-sets-new-guinness-record-180968527/

    [Fact Off]

    Crustacean larvae camouflaged glass eyes

    https://slate.com/technology/2023/02/shrimp-larvae-eye-glitter-nanotechnology.html

    https://www.sciencenews.org/article/glassy-eyes-young-crustaceans-predators

    Brainbows (fluorescent cell visualization using lots of colors)

    https://blog.addgene.org/evolution-of-brainbow-using-cre-lox-for-multicolor-labeling-of-neurons

    https://link.springer.com/chapter/10.1007/978-981-19-1352-5_6

    https://www.eurekalert.org/news-releases/698637

    https://www.eurekalert.org/news-releases/619298

    [Ask the Science Couch]

    Color psychology and emotional responses

    https://www.frontiersin.org/articles/10.3389/fpsyg.2015.00368/full

    https://isom.ca/wp-content/uploads/2020/01/JOM_1979_08_4_01_Tranquilizing_Effect_of_Color_Reduces_Aggressive-.pdf

    https://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.pdf

    https://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-71982

    https://www.vanityfair.fr/actualites/articles/au-temps-de-marie-antoinette-le-caca-dauphin-etait-la-couleur-a-la-mode/54212


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    43 min
  • Growth

    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: @hankgreen

    Sources:

    [Trivia Question]

    Nishinoshima meters of growth spurt in 2020

    https://earthobservatory.nasa.gov/images/146935/nishinoshima-belches-ash-and-lava

    [Fact Off]

    Jackalope myth from Shope papilloma virus

    https://gizmodo.com/rabbits-with-horns-meet-the-human-papillomavirus-5795996

    http://www.medirabbit.com/EN/Skin_diseases/Viral_diseases/Pap/Papilloma.htm

    Electroculture: lightning strikes helping shiitake mushrooms grow

    https://iopscience.iop.org/article/10.1088/1361-6463/ab7627

    https://phys.org/news/2010-04-lightning-mushrooms.html

    https://physicsworld.com/a/artificial-lightning-strikes-encourage-growth-of-shiitake-mushrooms/

    https://www.ishs.org/ishs-article/29_34

    https://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/full

    Picture: https://www.frontiersin.org/files/Articles/580314/fped-09-580314-HTML/image_m/fped-09-580314-g001.jpg

    https://www.hopkinsallchildrens.org/Patients-Families/Health-Library/HealthDocNew/X-Ray-Exam-Bone-Age-Study

    https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4397276/

    https://training.seer.cancer.gov/anatomy/skeletal/growth.html

    https://www.npr.org/sections/thesalt/2011/09/26/140753048/kids-sugar-cravings-might-be-biological

    https://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


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    41 min
  • Ants

    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-mine

    https://www.dartmouth.edu/library/Library_Bulletin/Apr1993/LB-A93-Cramer.html?mswitch-redir=classic

    https://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 schmitzi

    https://www.cambridge.org/core/journals/journal-of-tropical-ecology/article/abs/swimming-ants-and-pitcher-plants-a-unique-antplant-interaction-from-borneo/603B9F3C479FF3D2CF369E23B4EF67E0

    https://besjournals.onlinelibrary.wiley.com/doi/full/10.1111/j.1365-2435.2011.01937.x

    Marauder ants and major worker piggyback rides

    https://content.ucpress.edu/chapters/10359.ch01.pdf

    https://www.ncbi.nlm.nih.gov/pmc/articles/PMC4155725/

    https://sib.illinois.edu/suarez/local/suarez/uploads/2020/01/Wills_etal_2018_ARE.pdf

    https://link.springer.com/referenceworkentry/10.1007/978-3-319-90306-4_75-1

    https://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-robots

    https://www.wired.com/video/watch/why-humans-cant-lift-as-much-as-ants

    https://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


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    45 min
  • SciShow Tangents Classics - Weather

    Original Airdate: January 26, 2021

    SciShow 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!


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    35 min
  • Aging

    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 years

    https://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 aging

    https://archive.org/details/Brown-sequardC.-e.TheEffectProducedOnManBySubcutaneousInjectionsOfA

    https://academic.oup.com/brain/article/140/5/1525/3760152

    https://www.jci.org/articles/view/57089

    Sperm aging/senescence in toads and other vertebrates

    https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0050820

    https://www.eurekalert.org/news-releases/683429

    https://support.webb.uu.se/digitalAssets/52/a_52297-f_BeckyTREE.pdf

    https://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-reverse

    https://www.cell.com/cell/fulltext/S0092-8674(22)01570-7

    https://www.news-medical.net/news/20230115/The-loss-of-epigenetic-information-accelerates-the-aging-process.aspx

    https://newatlas.com/biology/epigenetic-reboot-reverse-aging-extend-lifespan

    https://www.biorxiv.org/content/10.1101/2023.01.04.522507v1

    https://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/930463

    https://www.nature.com/articles/s41467-021-25821-y


    Hosted by Simplecast, an AdsWizz company. See pcm.adswizz.com for information about our collection and use of personal data for advertising.

    See Privacy Policy at https://art19.com/privacy and California Privacy Notice at https://art19.com/privacy#do-not-sell-my-info.

    48 min

About SciShow Tangents

From the publisher's feed

SciShow Tangents is the lightly competitive knowledge showcase from the geniuses behind the YouTube series SciShow. Every other Tuesday, join Hank Green, Ceri Riley, and Sam Schultz as they try to…

Best of SciShow Tangents

Ranked by our users in the last 21 days

  1. Number 1: Best of 2024 Compilation
    4 hr 48 min
  2. Number 2: Oil
    45 min
  3. Number 3: Marsupials
    33 min

More shows like SciShow Tangents

Judge John Hodgman by John Hodgman and Maximum Fun

Judge John Hodgman

7,703 Listeners

My Brother, My Brother And Me by The McElroys

My Brother, My Brother And Me

30,082 Listeners

Sawbones: A Marital Tour of Misguided Medicine by Justin McElroy, Dr. Sydnee McElroy

Sawbones: A Marital Tour of Misguided Medicine

14,817 Listeners

Dear Hank & John by Complexly

Dear Hank & John

7,782 Listeners

Wonderful! by Rachel and Griffin McElroy

Wonderful!

5,813 Listeners

Good Job, Brain! by goodjobbrain.com

Good Job, Brain!

1,831 Listeners

Ologies with Alie Ward by Alie Ward

Ologies with Alie Ward

24,541 Listeners

The Anthropocene Reviewed by Complexly, John Green

The Anthropocene Reviewed

9,339 Listeners

The Empty Bowl by Justin McElroy

The Empty Bowl

3,161 Listeners

Secretly Incredibly Fascinating by Alex Schmidt

Secretly Incredibly Fascinating

740 Listeners

Overly Sarcastic Podcast by Overly Sarcastic Productions

Overly Sarcastic Podcast

1,558 Listeners

Completely Arbortrary by Completely Arbortrary

Completely Arbortrary

1,251 Listeners

Let's Learn Everything! by Maximum Fun

Let's Learn Everything!

423 Listeners

Lateral with Tom Scott by Tom Scott and David Bodycombe

Lateral with Tom Scott

485 Listeners

Worlds Beyond Number by Worlds Beyond Number

Worlds Beyond Number

3,251 Listeners