How An Astrophysicist Cuts an Onion

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  • Опубліковано 29 чер 2024
  • Geometrically, why are onions better than potatoes? Neil deGrasse Tyson and Chuck Nice break down Cartesian coordinates, spherical geometry, and why onions make you cry.
    Learn about coordinates on a square, a sphere, and a cylinder. We talk about the geometry of potato chips versus french fries. Plus, why does Neil feel moved to cut an onion in the office?
    Timestamps:
    00:00 - Introduction: Onions
    00:34 - Cartesian Coordinates on Shapes
    2:46 - Cutting Potatoes
    4:56 - Cutting Onions
    6:58 - Why Onions Make You Cry
    7:25 - On a Spherical Plane
    Check out our second channel, @StarTalkPlus
    Get the NEW StarTalk book, 'To Infinity and Beyond: A Journey of Cosmic Discovery' on Amazon: amzn.to/3PL0NFn
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    About StarTalk:
    Science meets pop culture on StarTalk! Astrophysicist & Hayden Planetarium director Neil deGrasse Tyson, his comic co-hosts, guest celebrities & scientists discuss astronomy, physics, and everything else about life in the universe. Keep Looking Up!
    #StarTalk #NeildeGrasseTyson
  • Наука та технологія

КОМЕНТАРІ • 1 тис.

  • @StarTalk
    @StarTalk  2 дні тому +295

    Keep Looking Up! (and away from the onions 😭) 😂

    • @Competitive_Antagonist
      @Competitive_Antagonist 2 дні тому +6

      This is ironically like an Onion video. Are we going to learn how towels work next?

    • @Iamrightyouarewrong
      @Iamrightyouarewrong 2 дні тому +1

      Onions are spirals not circles, how does the golden ratio apply to this, not equal cubes? and leftovers?

    • @damionalbarr7961
      @damionalbarr7961 2 дні тому +3

      Awesome and interesting...but now I have a craving for fried potatoes and caramelized onions...Mmmmmm

    • @GothamClive
      @GothamClive 2 дні тому

      I prefer t look down, cry, and keep my fingers unharmed.

    • @johnnychang4233
      @johnnychang4233 2 дні тому

      They have to name a galaxy after Allium.

  • @FishareFriendsNotFood972
    @FishareFriendsNotFood972 2 дні тому +1456

    SIR, you are cutting an onion with a bread knife. The chefs of the world need a word with you.....

  • @SubxZeroGamer
    @SubxZeroGamer 2 дні тому +466

    Neil invites you over for dinner. He starts to cut the vegetables. He proceeds to explain geometry. It is now 11pm. You starve to death.

    • @kg4wwn
      @kg4wwn 2 дні тому +8

      At least he doesn't dull the blade on your chef's knife.

    • @AttackChefDennis
      @AttackChefDennis 2 дні тому +4

      @SubxZeroGamer no I let him keep talking and slowly take over cooking for him and just raid his fridge and make it pretty decent meal out of whatever he's got, happily listening the whole time.

    • @adamkhalil5524
      @adamkhalil5524 2 дні тому +3

      Why would you starve to death if your dinner was delayed by a few hours?
      Why wouldn't you let yourself die when there is clearly food in front of you?
      Why will you feel the need to explain to me that is was just a joke?

    • @EduardoLobatoDJ
      @EduardoLobatoDJ 2 дні тому +3

      I think that's the only moment I wouldn't complain about being hungry.

    • @kathryndavidson5056
      @kathryndavidson5056 2 дні тому +2

      Best dinner I’ll ever have 😋! Thank you Chef Neil!

  • @DerekSpeareDSD
    @DerekSpeareDSD 2 дні тому +445

    this video brought tears to my eyes...

  • @KaylaTale
    @KaylaTale 2 дні тому +229

    Only a scientist could cut an onion with a bread knife and look smart doing it.

    • @itsamemario8014
      @itsamemario8014 2 дні тому +4

      That's true, is just a shame they couldn't find a scientist to do the cutting, Kneel In The Grass is a poor substitute though.

    • @stephenfrench3888
      @stephenfrench3888 2 дні тому

      ​@@itsamemario8014What a dumb comment

    • @charlessukati4866
      @charlessukati4866 2 дні тому +2

      Scientists are after the final results, no matter the available tools 😂😂😂

    • @AngryAmphibian
      @AngryAmphibian 2 дні тому +1

      @@charlessukati4866 Neil doesn't look smart nor is he a scientist.
      The last research paper with name on it is from 2008.

    • @jesse-rz5nu
      @jesse-rz5nu 2 дні тому

      @@itsamemario8014lol

  • @aoifedeborha2420
    @aoifedeborha2420 2 дні тому +124

    I love the fact that these two brilliant people can upload a video with this title and we’d watch it 😂 thank you guys, you’re brilliant (:

    • @AlwaysLisaLisa
      @AlwaysLisaLisa 2 дні тому +1

      😂

    • @Barrager69
      @Barrager69 5 годин тому

      The most important thing in America happened last week, did you see it? The presidential dementia debate. Who is running our "democracy" and why has the "republic" failed to stop and/or remove someone who's reportedly had dementia for years in the white house?

  • @eyeamvisions3990
    @eyeamvisions3990 2 дні тому +68

    We need a science with Neil and Chuck cooking series!🙏🏾🙏🏾

    • @davidfuller764
      @davidfuller764 2 дні тому +1

      Heck yes! From your keyboard to God‘s ears.

    • @jesse6344
      @jesse6344 2 дні тому +2

      That would be awesome. Imagine him explaining to Martha Stewart the physics involved with prepping the ingredients.

    • @Marinesniprx
      @Marinesniprx 2 дні тому

      Tonight on Cooking with Science, Spreading butter with a spoon! staring Neil deGrass Tyson as your host ...along with Chuck Nice and tonight's special guest... Nile Red..

    • @BoobsIndeed
      @BoobsIndeed День тому

      You're basically talking about a reboot of Good Eats.

    • @Barrager69
      @Barrager69 5 годин тому

      The most important thing in America happened last week, did you see it? The presidential dementia debate. Who is running our "democracy" and why has the "republic" failed to stop and/or remove someone who's reportedly had dementia for years in the white house?

  • @gershonhayford8779
    @gershonhayford8779 2 дні тому +65

    This team makes science so beautiful and lovely😭😭😭

    • @theblaclens5100
      @theblaclens5100 2 дні тому +5

      They are super incredible humans ❤🎉❤️

    • @adrienneswain7572
      @adrienneswain7572 2 дні тому +2

      I needed this for science classes lol

    • @robinbrowne5419
      @robinbrowne5419 2 дні тому

      Not to mention tasty.

    • @Barrager69
      @Barrager69 5 годин тому

      The most important thing in America happened last week, did you see it? The presidential dementia debate. Who is running our "democracy" and why has the "republic" failed to stop and/or remove someone who's reportedly had dementia for years in the white house?

  • @silverthorngoodtree5533
    @silverthorngoodtree5533 2 дні тому +166

    Classical French trained chef here, also part time non phd astro physicist. You are cutting the onion incorrectly. First use a smooth edge, not serrated. second, use the length of the blade, don't press down; squeeze. That way you don't cry by smooshing the cells.

    • @evaeverything407
      @evaeverything407 2 дні тому +12

      Don't press down or squeeze. Slice. Shef of 25 years.

    • @evaeverything407
      @evaeverything407 2 дні тому +24

      And Shef is a female chef, so save any corrections fellas.

    • @connor9024
      @connor9024 2 дні тому +4

      Classical train French chef, about to start grad school for economics,
      Can you imagine meeting the new commis chef for the first time, see them pull this stunt, then give a lecture on geometry about why they’re cutting onions so ineffectively
      Lol

    • @wattersdr
      @wattersdr 2 дні тому +18

      When I was young you had actors and actresses so you could discern male and female performers but now we don't use the word actress we only have actors - regardless if they're male or female. Also when I was young, we only had chefs - didn't matter if you were male or female. Now, apparently, we have shefs, so we can discern male chefs from female chefs .... isn't that a contradiction in the two cases?

    • @loudaddy2001
      @loudaddy2001 2 дні тому +1

      ​@@evaeverything407😂😅

  • @poeticpoems1234
    @poeticpoems1234 2 дні тому +29

    I found this video very appeeling.

  • @seantlewis376
    @seantlewis376 День тому +2

    If I started teaching a junior high science class, I would start every class with these short mini-segments before jumping into teaching my class for the day. Well done, Dr. Tyson and Mr. Nice.

    • @Barrager69
      @Barrager69 5 годин тому

      The most important thing in America happened last week, did you see it? The presidential dementia debate. Who is running our "democracy" and why has the "republic" failed to stop and/or remove someone who's reportedly had dementia for years in the white house?

  • @no1uknugamingchannel
    @no1uknugamingchannel 2 дні тому +25

    I remember on testing dropping objects to test if they fall together or separate..you said dont judge me for having an onion in my office 😂🤣😂 now we know why ..Startalk forever ♾️❤

    • @Barrager69
      @Barrager69 5 годин тому

      The most important thing in America happened last week, did you see it? The presidential dementia debate. Who is running our "democracy" and why has the "republic" failed to stop and/or remove someone who's reportedly had dementia for years in the white house?

  • @zachbitango
    @zachbitango 2 дні тому +65

    What we cooking?

  • @Hector-vx5yc
    @Hector-vx5yc 2 дні тому +5

    Hi Neil and chuck!! Thank you so much for your videos and educational!! You guys make star talk really awesome!!❤❤❤👍🏿👍🏿👍🏿👊🏿

  • @ONeilParker-fv5cz
    @ONeilParker-fv5cz 2 дні тому +3

    I can’t believe I enjoyed this. You all are making me nerdier every day.

  • @deafstoned9521
    @deafstoned9521 2 дні тому +14

    When a single astrophysicist does a better job at explaining coordinates than the entire education system 🤦‍♂️

  • @WilliamSmith-iz2kl
    @WilliamSmith-iz2kl 2 дні тому +6

    One of my favorite examples of coordinates is Star Gate. I know it would fit better in an episode of Film vs. Fact. To find a position in a 3 dimensional reality, you have to have six points, adding a seventh, the point of origin. It's always been incredibly fascinating to me.

  • @calarndt
    @calarndt 2 дні тому +1

    @StarTalk I could not have explained it better! Thanks Neil and Chuck!

  • @onbored9627
    @onbored9627 2 дні тому

    I love StarTalk. You guys really are awesome. Thanks for making upbeat, educational videos.

  • @ID-rs9wv
    @ID-rs9wv 2 дні тому +9

    That's how my head chef explains to me while I'm crying chopping onions

  • @jessykaiser6373
    @jessykaiser6373 2 дні тому +5

    "With a dose of Math." 😂 I just love these guys!

  • @paulbecker9426
    @paulbecker9426 2 дні тому

    Wow, I don't understand how I've only seen... mostly only seen, to the best of my memory, short vids of yours when this channel has been around for literally years. Looking forward to checking some of your previous videos.

  • @dang48
    @dang48 2 дні тому

    0:50 Neither did I. Learned something new today.
    Thank you for these videos. In my late 50s and I really enjoy them.

  • @xxkillmmmbbaaaxx2553
    @xxkillmmmbbaaaxx2553 2 дні тому +2

    I liked that explainer. And the fact that Neil pointed the knife at the camera and to Chuck by saying its catchphrase. Keep Lookin Up, i will Neil hahahhaa!

  • @KermitOfWar
    @KermitOfWar 2 дні тому +5

    Chef Gordon Ramsay is somewhere in a closet room yelling profanify at the walls, because he'd just witnessed the manhandling of an onion with a butter-knife. 😂

  • @JorgeLopez-qj8pu
    @JorgeLopez-qj8pu 2 дні тому +1

    Neil deGrasse Tyson: "Why I love Onions"
    Shrek: "Nods in approval"

  • @Space_Maniac
    @Space_Maniac День тому

    every day at lunch, i watch StarTalk and my day is way better instantly. You guys are awesome !

  • @justicemagagane5737
    @justicemagagane5737 2 дні тому +7

    This was a very layered explainer it brought a tear to my eye....
    I'll let myself out.

  • @Soooooooooooonicable
    @Soooooooooooonicable 2 дні тому +2

    Neil Degrasse Tyson explaining his love for onions sounds like an animation idea that Umami would come up with.

  • @sammartin6600
    @sammartin6600 2 дні тому

    That was an amazing explanation thank you very much for that.

  • @prefeitobear9209
    @prefeitobear9209 2 дні тому +1

    mankind is so lucky to have this recorded. what an achivement!

    • @SaphFireSalt
      @SaphFireSalt 11 годин тому

      And I'm sure you spend a lot of time watching useless videos so why complain now when the content has at least a shred of thoughtful information that could be useful.

    • @prefeitobear9209
      @prefeitobear9209 5 годин тому

      What else?

  • @alp-1960
    @alp-1960 2 дні тому +6

    Did I stumble into OnionTalk by mistake?

  • @MrToastyTank
    @MrToastyTank 2 дні тому +4

    Neil is awesome you gotta love him

  • @wanfuse
    @wanfuse 2 дні тому

    so insightful! thanks once again!

  • @thejohnnyrassa
    @thejohnnyrassa 2 дні тому

    You never fail to teach things in a way that is palatable for us common folks! Lol thank you sir!!

  • @Noticeonly
    @Noticeonly 2 дні тому +7

    Yup Neil is a cyborg . No human cuts onions that way 😂😂😂😂

    • @StarTalk
      @StarTalk  2 дні тому +7

      we can neither confirm or deny 🤐

    • @Noticeonly
      @Noticeonly 2 дні тому +2

      @@StarTalk 😂😂😂😂🤣🫡

  • @daleozwald6161
    @daleozwald6161 2 дні тому +6

    Thank you Dr. Tyson, you provide the break/peace people need from the rest of the World.

  • @arzumountainspirit
    @arzumountainspirit 2 дні тому

    You are the best! Please keep doing what you’re doing. Blessings to you and your family ❤.

  • @annecarter5181
    @annecarter5181 2 дні тому

    I just LOVE these explainers!!

  • @scottboettcher1344
    @scottboettcher1344 2 дні тому +7

    Kenji deserves to take a world-wide bow, by showing us how to evenly dice an onion better than a PhD astrophysicist could.

  • @Fishingwithdaboys
    @Fishingwithdaboys 2 дні тому +5

    Soooooooo 0:07

  • @TheRandyGr
    @TheRandyGr 2 дні тому +1

    To avoid the ear inducing action of cutting the onion, you can put it in the freezer for 10-15 minutes. This way the fluid that causes the tears will freeze and you won't cry.

  • @sadievirtue1636
    @sadievirtue1636 2 дні тому

    The most accessible science lesson, ever! They make every topic so relatable! ,😍

  • @SeaMee
    @SeaMee 2 дні тому +8

    I love you Neil ! Please come back to Texas!!

  • @guacamole456
    @guacamole456 2 дні тому +8

    Niel is a national treasure!

  • @user-hx4wz2px5k
    @user-hx4wz2px5k 2 дні тому

    Fantastic video. Entertaining as well as informative.

  • @ridingwithreggie
    @ridingwithreggie 2 дні тому

    Awesome video guys!

  • @BenjySparky
    @BenjySparky 2 дні тому +3

    Neil and Chuck, y'all rock! Peace

  • @360crazy3
    @360crazy3 2 дні тому

    Cool! I learned so much and will apply this information. Thank you so much!
    - 360crazy

  • @maartentoors
    @maartentoors 2 дні тому

    @6:14 That cut was deep, Howard is evaluating your thesis.
    He will publish in 'The Daily Mail'' 1st of April next year.

  • @VRnamek
    @VRnamek 2 дні тому

    you guys are always killing it with these science platonic dialogues with humor

  • @freequeencii
    @freequeencii День тому

    I don’t understand 100% of what Neil talks about on this podcast but I 100% love to listen to him discuss these ideas

  • @LIGO-LHC
    @LIGO-LHC 2 дні тому

    You guys are the ultimate harmonic dynamic duo.

  • @Charles36.
    @Charles36. День тому

    The mathematical study of change that’s calculus on its most simple understanding but if you break it down to that simple understanding it becomes so much easier to do.

  • @TheWeatherbuff
    @TheWeatherbuff 2 дні тому

    Oooh! Nice intro graphics! Thanks Guys!

  • @Paughco
    @Paughco 2 дні тому

    Good one! Reminds me of those old Mr. Wizard programs (they're still out there on UA-cam!).

  • @Wubbadubbadubdub
    @Wubbadubbadubdub 2 дні тому

    I have been a chef my entire life, it's cool to think of it like this and this means I am a scientist because I have cut who knows how many onions. You always amaze me guys!

  • @rimadalc7576
    @rimadalc7576 19 годин тому

    I never thought I'd be sitting here watching Neil deGrasse Tyson cut an onion with a bread knife, but I'm here for it and I love it

  • @Sasham4
    @Sasham4 2 дні тому +1

    Thanks!

  • @Lima547
    @Lima547 2 дні тому +1

    Neil is just fantastic!!!

  • @davidharvey3743
    @davidharvey3743 2 дні тому

    Love these guys!

  • @AfrahStark
    @AfrahStark 2 дні тому

    This is amazing. This is why I watch StarTalk 😂

  • @KnordStream49554
    @KnordStream49554 2 дні тому +1

    You are real stars and keep on shining 🌟

  • @John-D.
    @John-D. День тому

    The BEST class yet! 😳

  • @gregoryzorn7811
    @gregoryzorn7811 2 дні тому

    Thank you sir!

  • @TexRenner
    @TexRenner 2 дні тому

    I enjoy y'all (and sometimes I learn stuff).

  • @juliocalderon4687
    @juliocalderon4687 2 дні тому

    This was very wholesome. I really sat here in bed to watch an astrophysicist be appalled by an onion 😂😂😂

  • @kuldeepsingh4u
    @kuldeepsingh4u 2 дні тому

    Tere is always something delicious cooking in my personal astrophysicst mind
    And Iam always craving for it😊

  • @The-binge_710
    @The-binge_710 2 дні тому

    Great Content

  • @ZenoWatson
    @ZenoWatson 2 дні тому

    The bread lives to another day. However as always, I learn something new. Great vid

  • @drelowe7
    @drelowe7 2 дні тому

    This was awesome 😊

  • @Rod-yw6gj
    @Rod-yw6gj 2 дні тому +1

    Somehow (and I'm NOT exactly certain how yet🤔) you made this MORE interesting than "1x1=😐". I'm curious on your opinion of Bananas and their Tri-sectionalization.

    • @dameonwalker8994
      @dameonwalker8994 2 дні тому

      I'm looking forward to the star fruit episode or would that be too on-the-nose?

  • @TimeNow9
    @TimeNow9 2 дні тому +1

    Launch incoming Astro chef full course😂🎉keep Looking up🌌

  • @nichen6966
    @nichen6966 2 дні тому

    Loved this ❤

  • @paulbecker9426
    @paulbecker9426 2 дні тому

    Love your short vids that I've seen and am delighted to now subscribe to this channel (new to me). Having said that, two words? Cooking classes. We'd like you to keep all of your digits, after all! 😁

  • @mj2068
    @mj2068 2 дні тому

    good 1 as usual

  • @chriscasella2903
    @chriscasella2903 2 дні тому

    Of all of your videos, the one about cutting onions made me subscribe.

  • @TheMsLourdes
    @TheMsLourdes День тому

    Learning something interesting every day ;)

  • @Oobizoobi
    @Oobizoobi День тому

    Lol the onion magically appears after the “HOWEVER” 😂

  • @johnve8327
    @johnve8327 2 дні тому +1

    Hello Neil, love literally everything that you do! You are a credit to humanity! Just one question, why is our Moon the only moon which does not have a name, other than, The Moon….?

  • @mosesathias2607
    @mosesathias2607 День тому

    For a second, I thought Neil was going to show us a new way to cut an onion without our eyes getting watery lol

  • @gilbertzona
    @gilbertzona 2 дні тому

    You can reduce eye irritation from the gas coming from the onion by cutting the onion with your tongue out (the gas lands on of your saliva and not the moisture in your eye).
    Also, washing your hands with a bit of sugar gets rid of the onion smell from your hands.

  • @PaulinaWho
    @PaulinaWho 2 дні тому

    If you breath through your mouth and block the airway of your nose, a swimming nose clip or something else that blocks then you will not get teary. I was mind-blown when I tried it after I was told by a friend who is a chef, it worked!

    • @dianagross8784
      @dianagross8784 2 дні тому +1

      Makes my hands stink for days even when I coat them with lemon or lime juice

  • @tyrone4u559
    @tyrone4u559 День тому

    Ol' Neil never disappoints in expanding the mind with interesting content

  • @frankspike4062
    @frankspike4062 2 дні тому

    Please link the recipie so we can do this at home. Family would love this for dinner!

  • @AttackChefDennis
    @AttackChefDennis 2 дні тому

    Vector flow analysis using a triple integral in spherical coordinates. Was on my mid-term Calc 3. 😢😢😢

  • @charleslaurice
    @charleslaurice День тому

    Thank you, Neil. We all love you from the Philippines and around the globe, beautiful and effective teaching and no matter how you cut it. It’s still an onion.

  • @overtherenowaitthere
    @overtherenowaitthere 2 дні тому +1

    just a safety tip for neil's great example with the onion in case you want to show someone in the future, make sure you cut it on a more stable surface than your own legs! 🤣

  • @detectivehowardb7
    @detectivehowardb7 2 дні тому

    I have thought more than once what our society would have been like when they invented TV, radio, and had folks like you teaching others over the air waves instead of trying to make money. the advertising Nonsense in what not. How far along we would be now. Thanks guys I enjoyed getting another video.

  • @cafeconleche444
    @cafeconleche444 2 дні тому +1

    In the culinary world this pre-cut allium makes for sometimes annoying yields of inconsistent Brunoise, that is aside from the tears

  • @ID-rs9wv
    @ID-rs9wv 2 дні тому

    Love you Neil, when you come to the UK please post a video, I want to take your autograph and a picture with you, much love Sir❤

  • @volendar
    @volendar 2 дні тому +1

    An astrophysicist and a comedian sit in a room cutting onions to explain math. Now ive seen everything

  • @patricknez7258
    @patricknez7258 2 дні тому

    This was fun and interesting. My main thought when cutting an onion is to try not to cry but it still gets me most of the time 😭

  • @TheAcb9
    @TheAcb9 2 дні тому

    Now THIS!?
    I WILL WATCH!!

    • @TheAcb9
      @TheAcb9 2 дні тому +1

      I take it back. There was no point to this video.

  • @MeelaudBoozary
    @MeelaudBoozary 2 дні тому

    Chuck and Neil are an amazing combo

  • @heathers.9740
    @heathers.9740 2 дні тому

    Watching this instead of the debate and not regretting it

  • @tonyp2632
    @tonyp2632 2 дні тому

    I'm asking here because it's the most recent post of yours. Pangea: Could the Pyramids have been built before the split?
    I would love to hear your theories on this.

  • @chiraggowda4928
    @chiraggowda4928 2 дні тому

    "Chuck, come to office we have work"
    "What work?"
    "I want to cut onions"

  • @willytheriot8439
    @willytheriot8439 2 дні тому

    Neil puts his hands through my ears and squeezes my brain. He lets go just before he hurts me.

  • @xpndblhero5170
    @xpndblhero5170 2 дні тому

    I always end up talking about stuff like this and everyone around me is wondering when dinner will be done.... 😂