A Brief History Of The Microscope

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  • เผยแพร่เมื่อ 5 ก.ย. 2024

ความคิดเห็น • 279

  • @zoshida
    @zoshida 4 ปีที่แล้ว +131

    I just feel like I've watched 30 days of Science Lectures in 10 minutes

    • @hello-bp2id
      @hello-bp2id 4 ปีที่แล้ว +5

      Doesn't it feel good?

    • @george2053
      @george2053 4 ปีที่แล้ว +1

      would feel good only when you see in reality, but this is photoshop

    • @blacknmild
      @blacknmild 4 ปีที่แล้ว +2

      Yes. I really enjoyed this!

  • @nathaliarz1762
    @nathaliarz1762 4 ปีที่แล้ว +42

    3 years of me being in College not getting why Light Microscopes couldn't help us see Viruses and now...THANK YOU !

  • @ceppoc
    @ceppoc 4 ปีที่แล้ว +32

    I think it’s insane how a channel this small can have this good quality! Great videos as always!

  • @Pyriphlegeton
    @Pyriphlegeton 4 ปีที่แล้ว +44

    The part on chemiscopes from 7:13 on is absolutely incredible!
    As a med student I'm excited to witness the future use of this technology.

  • @feynstein1004
    @feynstein1004 4 ปีที่แล้ว +34

    At first, I was like, if photon wavelength is the issue then why not just use smaller wavelengths? Like gamma rays for instance. Then I realized that gamma rays would just pass through the sample instead of being reflected, yielding no image. Well played, universe. Well played.

    • @onetwothree4148
      @onetwothree4148 4 ปีที่แล้ว +3

      I believe that fact is essentially the definition of whether a frequency is disturbed by matter, isn't it? If a photon is "too small" for a molecular structure, it's because the structure disrupts the wave?
      If you throw a basketball at a cheese grater, the energy of the ball will continue predictably (ignoring the classical thermodynamics of mass (which photons don't have) which would push the grater). But if you throw a grain of sand at a cheese grater, it will interact with the complex angles of the metal of the grater and bounce off at God knows what angle. In the case of light, that varied diffusion disrupts (absorbs/reflects), absorption being the disintegration into thermal energy?
      I guess I'm not entirely sure why molecular structures interact with light at all. What is light reflection caused by if it isn't two masses colliding?

    • @Goreuncle
      @Goreuncle 4 ปีที่แล้ว +5

      Wouldn't gamma rays destroy the sample? I mean, I don't think DNA reacts well to them.

    • @onetwothree4148
      @onetwothree4148 4 ปีที่แล้ว +4

      @@Goreuncle yes, actually gamma are not an example of wavelength that would pass through, but larger, non-ionizing wavelengths would. The point of ionization essentially being both the determining factor in both relevant limits: the destruction of molecules and the demarcation of visible light.

    • @jetison333
      @jetison333 4 ปีที่แล้ว +1

      We did discover what DNA was shaped like with x-rays didn't we? of course it was just a diffraction pattern but yeah.

    • @79klkw
      @79klkw หลายเดือนก่อน +1

      😂

  • @ShakaKG
    @ShakaKG 4 ปีที่แล้ว +9

    “Here we see the new guy in town”
    This one killed me with laughter 🤣🤣🤣🤣

  • @sad_depressed_weeb4996
    @sad_depressed_weeb4996 4 ปีที่แล้ว +51

    *Can anyone explain to me Why one of the best channel on science videos get so little attention when a beauty video gets millions of views* !!!
    *This channel Deserves more subs and Views*

    • @faina_yevheniia
      @faina_yevheniia 3 ปีที่แล้ว +2

      This video is beauty too

    • @gonelucid6270
      @gonelucid6270 3 ปีที่แล้ว

      That's how it goes.. trash gets to the top

    • @kfl611
      @kfl611 2 ปีที่แล้ว +1

      And they so nicely explain things and don't talk down to us as if we were stupid for not knowing something ! I agree.

    • @flumpyhumpy
      @flumpyhumpy 2 ปีที่แล้ว

      Because the average person is a moron and the social media in general is a gushing celebration of mediocrity.

    • @MusicismoreImportant
      @MusicismoreImportant 7 หลายเดือนก่อน

      Hans lipershey??

  • @kakarot6627
    @kakarot6627 4 ปีที่แล้ว +20

    You’re a great artist man!

  • @TheScienceBiome
    @TheScienceBiome 4 ปีที่แล้ว +120

    I hope this video goes *viral*
    I'll see myself out

    • @dhiahassen9414
      @dhiahassen9414 4 ปีที่แล้ว +3

      Don't hope , act , share , everywhere

    • @kollerbrian
      @kollerbrian 4 ปีที่แล้ว

      This is a very fine way to inform over the TH-cam. Thank you, B Koller

    • @frederickrichard1718
      @frederickrichard1718 4 ปีที่แล้ว

      69 likes keep it like thattttttttttttttttttttttt

    • @nancyhey1012
      @nancyhey1012 3 ปีที่แล้ว +1

      Lol!

    • @satyr1349
      @satyr1349 3 ปีที่แล้ว

      +

  • @lucasfc4587
    @lucasfc4587 3 ปีที่แล้ว +6

    THIS WAS ABSOLUTELY MARVELOUS. I did not know we were in such a great development pathway! I kind of live as if the past is more interesting than this future/present, but I’m wrong! Your explanation is so crystal clear too, thanks for the content!

  • @AdamLH96
    @AdamLH96 4 ปีที่แล้ว +9

    love that soft little "woosh" transition sound...

    • @VitaliyCD
      @VitaliyCD 4 ปีที่แล้ว +1

      The things that only cats notice... 😸

  • @adbrouwer
    @adbrouwer 4 ปีที่แล้ว +17

    Great video again, Jon!
    Just one remark to pay homage to peer-review: Animalcule means "little animal", from Latin animal + the diminutive suffix -culum.

    • @StatedClearly
      @StatedClearly  4 ปีที่แล้ว +5

      Thanks, I added a correction in the video description.

  • @billmimms
    @billmimms ปีที่แล้ว +3

    I'm stunned that this video even exists. Secondly, I wonder where I was, where I've been, when this information was discovered? Thank you for making this video. Yeah...I subscribed. That's a given.

  • @josephcontreras8930
    @josephcontreras8930 3 ปีที่แล้ว +3

    You stated clearly what I've been taught in school in a very short time. Thank you I'm out of school now but I still like learning about what makes the world go round that's why I search TH-cam and the net as well as PBS programs to learn more. Thanks for your video series

  • @worldwidequickbooks
    @worldwidequickbooks 4 ปีที่แล้ว +6

    Such a beutiful, clear explanation about microscopes in general. So interesting and engaging!!
    You are helping everybody!! I love this channel

  • @Roberto-REME
    @Roberto-REME 8 หลายเดือนก่อน +2

    Outstanding video production and editing of storyline. The facts presented were interesting, engaging and educational. Your narration is superb! Well done.

  • @michaelbotchin4122
    @michaelbotchin4122 3 ปีที่แล้ว +2

    An absolute gem of a resource for easily digested scientific information Thank you.

  • @sk8rdman
    @sk8rdman 4 ปีที่แล้ว +8

    "A Brief History of Microscopes" would have been a more appropriate title.

  • @robertbrown569
    @robertbrown569 4 ปีที่แล้ว +1

    You really do explain complex matters clearly. Thanks!

  • @MGVPDSVT
    @MGVPDSVT 9 หลายเดือนก่อน

    The more I come across your videos by chance, the more I think you are one of the best science popularization channels. Period.

  • @vincevvn
    @vincevvn 4 ปีที่แล้ว +35

    Could you imagine being the first to discover animalcules... I would be horrified for the rest of my life

    • @Twilight-sparkle-fan1
      @Twilight-sparkle-fan1 3 ปีที่แล้ว +1

      but u will be oof

    • @kfl611
      @kfl611 2 ปีที่แล้ว +1

      Especially if you realized that everything was coated in animalcules.

    • @pastuh
      @pastuh ปีที่แล้ว +1

      You dream about cat or dog... But you already have some friends since you born :D

  • @aniksamiurrahman6365
    @aniksamiurrahman6365 3 ปีที่แล้ว +2

    As a Chemist, this is now my most favorite video.

  • @TMtheScratcher
    @TMtheScratcher 3 ปีที่แล้ว

    Wow, despite being still in a pandemic and stated clearly having 400k subscribers, this high-quality video is still highly underrated.

  • @nightmare5479
    @nightmare5479 4 ปีที่แล้ว +2

    This is such an underrated channel. I am gonna do a thing.

  • @wepranaga
    @wepranaga 4 ปีที่แล้ว +7

    1:20 Imagine the fact that he had to do to actually come up with this drawing. omg

  • @jevonmcpherson8054
    @jevonmcpherson8054 4 ปีที่แล้ว +7

    4:58 you said "photons are far larger than atoms" when thats not true if im not mistaken.
    I think you should change that to "The wave length of photons are far larger than atoms". Otherwise your confusing people as youve done to me.
    Please do correct me if im wrong.

    • @onetwothree4148
      @onetwothree4148 4 ปีที่แล้ว

      No, he says "wavelength of a photon of visible light" immediately before and after that sentence. 4:50 Some photons are bigger some are smaller, but he is clearly talking about visible wavelengths, which are all too large.

    • @myothersoul1953
      @myothersoul1953 4 ปีที่แล้ว +1

      @@onetwothree4148 Several times it's denoted that photos have size or diameter which they don't. Or course we know the connotation is the wavelength, not size.

    • @jevonmcpherson8054
      @jevonmcpherson8054 4 ปีที่แล้ว +1

      @@onetwothree4148 The image also suggests that a photon is larger than even a virus, it makes me think that maybe he didnt do it by mistake. Which is also why id like him to provide some explanation. Either correct me or correct himself but im sure hes probably refering to the wave length not the size of the photon.
      Photons have less mass than even an electron and atoms have at least 1 electron.

    • @onetwothree4148
      @onetwothree4148 4 ปีที่แล้ว +2

      @@jevonmcpherson8054 the explanation is way more confusing and complicated if you draw a photon as a wave instead of a particle. He mentioned multiple times that he was talking about the size of the wavelength, and he did preface the explanation as not being entirely literal. Describing a visible photon as a massless entity that interacts with matter as though it has a specific spatial size is basically true and a very useful heuristic

    • @StatedClearly
      @StatedClearly  4 ปีที่แล้ว +7

      Jevon, when creating this video we went back and forth on how to model light. In the spirit of George Box, we finally decided the large particle model was most useful in this context. We have a note on screen explaining this when we first introduce the "photon as a particle" model. I understand your critique about bouncing back between wavelength and size but once I established with the viewer that we're going with a particle model in this context, I felt it was fine to talk about photons as having size. The times I mention its "wavelength" are really just nods to the people who I knew would be upset with the particle model. Maybe what I thought was a nod, just ended up making it worse.
      In the future, I'd like to do a series on light: how it has been modeled over time, what we currently think it is, and so on. This animation wasn't the place for all of that.

  • @ICED_SOUL_BEATS
    @ICED_SOUL_BEATS ปีที่แล้ว

    that eye diagram gave me such a clear understanding of how they work. Thank you sir!

  • @Plurmple
    @Plurmple ปีที่แล้ว +1

    Wow Truley amazing the ultra 4K HD 200% vision Inspection. i Think you should mention teh famous video game among us in your next video please and thank you

  • @miri8851
    @miri8851 4 ปีที่แล้ว +2

    Yay another stated clearly video, there is so much good info in this wowee

  • @Mrvarnaraju
    @Mrvarnaraju 3 ปีที่แล้ว

    Fantastic explaining a very difficult subject to the simplest. Thanks for the video.

  • @yousifucv
    @yousifucv 4 ปีที่แล้ว +3

    Cool video. One critique, At 4:52 you mention that the photon's wavelength is bigger than a virus, but also that a photon itself is bigger than a virus. The latter is not true and I feel might cause some confusion.

  • @scottbruner9266
    @scottbruner9266 ปีที่แล้ว

    3:34
    I especially liked the laser sound effect with the candle.

  • @zertilus
    @zertilus 4 ปีที่แล้ว

    The determination and creativity of human minds, combined with the endless efficiency of computers and information holding devices, can and will make our species a powerhouse of the galaxy, if we're not already.

  • @Velo1010
    @Velo1010 3 ปีที่แล้ว

    We really do owe to all the inventors, scientist, doctors, and patients that helped develop technology and treatments for virus and bacteria that have plagued mankind.

  • @nazmulhasanfahim731
    @nazmulhasanfahim731 7 หลายเดือนก่อน

    Thank you so much for such a nice video. before watching this i have not known about scanning probe microscope

  • @LFTRnow
    @LFTRnow 3 หลายเดือนก่อน

    This video should have a better title. I wouldn't normally have clicked on this as I know how (at least early microscopes, as well as SEM, TEMs) work, but thought it would be fun to watch. Was I ever surprised when it got into the details of the most amazing modern microscopes that now exist or are under development. Compressing photons? Amazing.

    • @LFTRnow
      @LFTRnow 3 หลายเดือนก่อน

      I've liked quite a number of your videos so I decided I need to subscribe!

  • @bukhosinongauza1218
    @bukhosinongauza1218 2 ปีที่แล้ว

    I think this was a great representation of the evolution of microscopes, and for that I thank you!

  • @ricebunnymoon4624
    @ricebunnymoon4624 3 ปีที่แล้ว

    you came back with the animations, i love it!!! cry

  • @robertYTB78g
    @robertYTB78g 3 ปีที่แล้ว

    Rushing off to read all about chemiscopes. :) Thanks for posting

  • @PacoOtis
    @PacoOtis 7 หลายเดือนก่อน

    Those folks in the back room are pretty smart! Thanks for sharing the video and best of luck!

  • @kalalukawamunyima1179
    @kalalukawamunyima1179 ปีที่แล้ว

    Thank you I know 😢 it's been three years u posted this but 😢 I would love to see same reference for an assignment in the future thank you 😊 sir great job

  • @jeremywvarietyofviewpoints3104
    @jeremywvarietyofviewpoints3104 ปีที่แล้ว

    Absolutely clear! Brilliant video.

  • @leekspinner
    @leekspinner 6 หลายเดือนก่อน

    Your videos are such a treat! I hope this channel gets to a million subs!

  • @p-rav
    @p-rav 4 ปีที่แล้ว +1

    Well made! Thank you!

  • @tassewzenebe8500
    @tassewzenebe8500 2 ปีที่แล้ว +1

    Great video continue

  • @pvacaesar2942
    @pvacaesar2942 4 ปีที่แล้ว +1

    lovely animations, man. great job

  • @kamel3d
    @kamel3d 4 ปีที่แล้ว +22

    10:22 it is just wrong to say photons are larger than atoms protein or viruses

    • @Angelmou
      @Angelmou 4 ปีที่แล้ว +15

      The wavelength of visible light is larger

    • @PraveenKulkarni
      @PraveenKulkarni 3 ปีที่แล้ว +5

      Yeah. This could have been explained in a better way. Visible light photons (200 nm max resolution) can't illuminate viruses (100nm size). If you reduce the wavelength by choosing uv ray wavelength photon or x-ray wavelength photon, the high energy of this photon will fry the organic sample.
      Electron microscopes have resolution up to 0.02 nanometers.
      (source - www.reddit.com/r/askscience/comments/ryy07/what_is_the_smallest_object_we_can_identify/c49rw44/)

    • @tonywooten596
      @tonywooten596 3 ปีที่แล้ว

      thanks ur right, photons r sub-atomic.

    • @tonywooten596
      @tonywooten596 3 ปีที่แล้ว

      time stamp is 5:00 though

  • @okuno54
    @okuno54 4 ปีที่แล้ว +1

    Ehrm, sorry for the nitpick, but it's kinda my thing... "-cule" is derived from a Latin diminutive suffix. So "animalcule" actually means "little animal". You can see it in "calculus" = little pebble (as used on an abacus), and "molecule" = "moles" + "-cule" or "little mass".
    Other than that, I really like these "ocean of photons" visualizations! It's the kind of thing I know must happen, but seeing it in action really lets me grok it.

    • @myothersoul1953
      @myothersoul1953 4 ปีที่แล้ว

      Ahhh you picked that nit before I could : )

    • @StatedClearly
      @StatedClearly  4 ปีที่แล้ว

      Thanks, I added a correction in the video description.

  • @carlfields6580
    @carlfields6580 4 ปีที่แล้ว +5

    Great stuff, John. This will be a welcome addition to my "roster" of played videos for my Biology class next fall (hopefully). Might I suggest you expand on this idea to demonstrate how the invention of the microscope led to the discovery of the Cell Theory? That's a direct standard in my home state of Florida, and I suspect it is in other states as well. There's a couple other cell theory videos out there, but, well...you can do better. Fingers crossed! Thanks again.

    • @StatedClearly
      @StatedClearly  4 ปีที่แล้ว

      Have you seen our animation on major evolutionary transitions? That one might work for you. www.statedclearly.com/videos/what-caused-lifes-major-evolutionary-transitions/

  • @TheScienceBiome
    @TheScienceBiome 4 ปีที่แล้ว +12

    This video *flu* over my head...
    hehehehe

  • @shrestha8945
    @shrestha8945 4 ปีที่แล้ว

    Best channel on TH-cam▶️▶️▶️▶️

  • @TheScienceBiome
    @TheScienceBiome 4 ปีที่แล้ว +2

    It's been a long time! Great video

  • @ranjanjoshi3454
    @ranjanjoshi3454 11 หลายเดือนก่อน

    Thanks for this information

  • @kirakira1212
    @kirakira1212 3 ปีที่แล้ว

    Thank you to all great minds throughout our history for inventing these microscopes. I can't imagine how they're able to come up with new things from scratch. Minus the modern technologies to boot!!

  • @shubhanshujain9827
    @shubhanshujain9827 ปีที่แล้ว

    what an amazing watch!

  • @videosonecet5914
    @videosonecet5914 4 ปีที่แล้ว

    Finally a stated clearly video :)

  • @Cm10_thfc
    @Cm10_thfc 11 หลายเดือนก่อน

    Cracking video mate

  • @jannetteberends8730
    @jannetteberends8730 11 หลายเดือนก่อน +1

    Anthonie van Leeuwenhoek was Dutch. He was a good friend of the painter Vermeer. (Girl with a Pearl Earring). I wonder why he sent those letters to England.

  • @dimitriisov1262
    @dimitriisov1262 ปีที่แล้ว

    The part comparing the photon's wavelength to an atom shows a yellow sphere labeled "photon" which visually implies that the photon itself is larger than a virus

  • @niceboiboinice9046
    @niceboiboinice9046 ปีที่แล้ว

    big help bro gave me smtn to use to start a project of the microscope

  • @joshuazerubbabel5951
    @joshuazerubbabel5951 4 ปีที่แล้ว

    Excellent...as always!! Thank you.

  • @vaisakhbk8418
    @vaisakhbk8418 4 ปีที่แล้ว

    You have an amazing way of presentation dude....

  • @luckychucky3426
    @luckychucky3426 4 ปีที่แล้ว

    Because of you and you're series how many scientist are going to be developed my generation it was mr. wizard great job fantastic job

  • @glassedwendigo
    @glassedwendigo 6 หลายเดือนก่อน

    i recently saw this at school and i cannot stop laughing at 1:57 , it caught me so off guard 😭

  • @BoyProdigyX
    @BoyProdigyX ปีที่แล้ว

    Well my mind is blown... Or maybe that sensation was my brain getting a new wrinkle? Either way, great video (and excellent channel!)

  • @oldnelson4298
    @oldnelson4298 4 ปีที่แล้ว

    Excellent video, as always!

  • @SilverDawnArrow
    @SilverDawnArrow 4 ปีที่แล้ว +2

    I'd never heard of a chemiscope before; that's so cool!

  • @okkotsuyuta444
    @okkotsuyuta444 3 ปีที่แล้ว

    Nice animation and explanation.
    Please make a video about quantum physics . Please Try to tell in detail

  • @drosophilamelanogaster9488
    @drosophilamelanogaster9488 3 ปีที่แล้ว

    How does this not have more views?!

  • @Darkev77
    @Darkev77 4 ปีที่แล้ว

    Brilliant video to say the least

  • @jaxg8rchick167
    @jaxg8rchick167 ปีที่แล้ว +3

    From Robert hookes 7th generation great granddaughter you're welcome 😊

  • @harikrishnametta8549
    @harikrishnametta8549 3 ปีที่แล้ว

    More videos, more frequent!!

  • @emiliozorrilla5188
    @emiliozorrilla5188 4 ปีที่แล้ว +3

    6:08 didnt know Roger Federer was into microscopes

  • @redpower6956
    @redpower6956 4 ปีที่แล้ว

    Amazing video! Thank you and please keep doing these fantastic videos!

  • @numberopo8042
    @numberopo8042 3 ปีที่แล้ว

    It is interesting to our study of different types of virus in primary 2

  • @lju2640
    @lju2640 2 ปีที่แล้ว

    Thank you very much, your videos are fascinating and really help

  • @00lovepeace00
    @00lovepeace00 4 ปีที่แล้ว +1

    When you say that photons are bigger than atoms or even viruses you are only refering to the wavelength of visible light right ?
    Great video keep up ! so much info compressed in 10min video

  • @GarrettFogerlie
    @GarrettFogerlie 4 ปีที่แล้ว +2

    Who downvoted this? This is a very informative video! So cool, thanks for teaching me and making it entertaining.

    • @yk4993
      @yk4993 4 ปีที่แล้ว

      The physics part is not cool, even misleading

  • @luckychucky3426
    @luckychucky3426 4 ปีที่แล้ว

    Wow I love your presentation I love science you make it even more exciting thank you

  • @Tannisha
    @Tannisha 4 ปีที่แล้ว

    your videos have fullfillness

  • @AdamLH96
    @AdamLH96 4 ปีที่แล้ว

    great work Jon!!

  • @ramashray186
    @ramashray186 2 ปีที่แล้ว +1

    Perfect, I think my Biology assignment is complete

  • @Lance_Thorpe_Esq.
    @Lance_Thorpe_Esq. 2 ปีที่แล้ว

    SO AWESOME...THANK YOU!!!

  • @friedchicken1
    @friedchicken1 3 ปีที่แล้ว +1

    7:33 My brain just turned into soup

  • @barunkumar1047
    @barunkumar1047 4 ปีที่แล้ว

    Wow... amazing well explained

  • @ootlattle5450
    @ootlattle5450 2 ปีที่แล้ว

    Please comment about chemiscope illumination wavelength selection for specific imaging requirements.

  • @Paulkjoss
    @Paulkjoss 4 ปีที่แล้ว

    Thank you Stated Clearly!

  • @xaviersam4579
    @xaviersam4579 ปีที่แล้ว

    you guys are literally saving and helping me soo much. If your a science major in college, YOU NEED TO SUBSCRIBE TO THEM NOW!!!

  • @beachboardfan9544
    @beachboardfan9544 4 ปีที่แล้ว

    Animalcules is fuckin fantastic terminology! Should have kept it!

  • @JavierBonillaC
    @JavierBonillaC 4 ปีที่แล้ว

    Absolutely fascinating. Had you thought that for millions and billions of years your atoms, those that form your body today, will remain in the universe after you die? You won’t even have the ones you have today in 10 years, they will be out in the universe in such short time even if you remain alive. It’s like the Adams that make you are only going through you.

  • @Dynonine
    @Dynonine 3 ปีที่แล้ว

    That is amazing

  • @landonsur8059
    @landonsur8059 4 ปีที่แล้ว

    This video is amazing

  • @XiaoLongBao26
    @XiaoLongBao26 10 หลายเดือนก่อน

    Thank you

  • @michaelszczys8316
    @michaelszczys8316 11 หลายเดือนก่อน

    It said ' microscopes the things that let us see viruses ' bit I understand the only one that can see viruses is electron microscope and then it's only dead virus.
    Raymond Rife was the only one with ' light ' microscope that could zoom in on live viruses.

  • @zertilus
    @zertilus 4 ปีที่แล้ว

    In the same way that a method of shrinking photons was found to complete a certain task, humans will find a way to direct and produce shapes and configurations of the quantum fields that do not happen normally under natural circumstances. Like a set of tools and techniques based off of the way the fields make "particles" exist.

  • @user-dw8lv6sy2y
    @user-dw8lv6sy2y 3 ปีที่แล้ว

    바이러스는 세균보다도 훨씬 작고 일반적인 광학 현미경으로 관찰할 수 없다고 알고 있습니다. 그렇다면 어떻게 바이러스를 관찰할 수 있을까에 대해서 항상 궁금했었는데 그런 궁금증을 말끔히 해결해준 영상인 것 같습니다.

  • @Lucax69420
    @Lucax69420 4 ปีที่แล้ว +3

    2:46 can you find the coronavirus?

  • @SaifulIslam-wf7qm
    @SaifulIslam-wf7qm 4 ปีที่แล้ว

    Make more!!

  • @swadeshtaneja3512
    @swadeshtaneja3512 28 วันที่ผ่านมา

    Nice😊

  • @duck1ente
    @duck1ente 4 ปีที่แล้ว

    This new types of microscopes are fucking awesome