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Why Californium Is The Most Expensive Element On Earth ☢️

23K views · Aug 5, 2026 · Science & Technology

Comments · 98

  • @LordStarbeard · 3 months ago

    Now, continuing the girlfriend comparison chart, while not at all comparable in instability, Californium is at least close in being as precious :D

    21

  • @truthisnotalwaysfact · 3 weeks ago (edited)

    I bet I'm not the only commenter who noted the irony of the most expensive element in the world being named Californium.. 😮😂😂

    2

  • @hiddenbearr · 3 months ago

    <a href="https://www.youtube.com/watch?v=OEi2ACfl5GM&amp;t=98">1:38</a> I don&apos;t know, that would be worth 20 000 000 €. Imagine all the chocolate you could buy for that!

    8

  • @aalhard · 3 months ago

    <a href="https://www.youtube.com/watch?v=OEi2ACfl5GM&amp;t=1507">25:07</a> the image of a freight train slamming into one during testing is unforgettable

    6

  • @Yreq · 3 months ago

    🎼&quot;Californium uber alles, californium uuber alles, Uber alles, californium, californium uuber alles&quot;🎶🎸🎶My paraphrase of a heavymetal song for this heavy metal element expensive as a VW transporter &apos;California&quot;. Of course I meant cover by Kazik🤚He gave it enough momentum to shoot neutrons like crazy while keeping some of its original punkrock vibe. 😎

    4

  • @A_Blip_In_The_Universe · 3 months ago (edited)

    So the spectral signature for Californium has been seen in a few Supernova before, so nature does produce it through the R Process. And to be visible in that kind of explosion, must of been produced in significant quantities.<br><br>Edit and you mentioned it in the video after I wrote that lol

    9

  • @gaseousFumes4u · 3 months ago

    In my humble opinion, you don’t need to convert units. Just give us the temperature in Kelvin.

    6

  • @logonauten · 3 months ago

    <a href="https://www.youtube.com/watch?v=OEi2ACfl5GM&amp;t=317">5:17</a> So we only just missed out on Unobtainium.

    6

  • @sydhenderson6753 · 3 months ago

    Outside of using einsteinium to create heavier elements, this is the heaviest that is actually useful. The critical mass of californium 251 is around 5 kg but I don&apos;t think that much has ever been produced. You could make a nuke from curium, which is a lot easier to produce but I doubt anyone will ever bother.

    5

  • @TacticalMindscapes · 3 months ago

    The way you carefully demonstrate the visualization of the element creation process makes the concept far more accessible to a layman like me. Superb video

    2

  • @malectric · 13 days ago

    I acquired a large hardcover book which was discarded into a rubbish skip at a place where I once did some contractual work a decade or so back. A key contributor to the book&apos;s contents was Glenn Seaborg. I was amazed at the prodigious amount of research and ingenuity which went into listing the elements and their properties in that work.

    1

  • @NeuralDagger · 3 months ago

    soo seems like making this is not a casual afternoon project? oh, well, i guess i watch a movie instead

    4

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