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Cake day: November 25th, 2025

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  • arctanthrope@lemmy.worldtoScience Memes@mander.xyzqt π
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    12 hours ago

    the square-cube law is the fact that a larger object has a lower ratio of surface area to volume than a similarly-shaped smaller object; i.e. as the scale of an object increases linearly, its surface area increases as a square function, and its volume increases as a cubic function.

    thermodynamically, this means an object twice the size has 4 times the heat transfer (which occurs at the outer surface), but 8 times the heat capacity (since heat is stored throughout the volume). so it’s heat loss is by raw numbers greater, but lower as a percentage of the total, i.e. the internal temperature is more stable




  • you are allowed to stumble on the first line. and it may come off poorly. and if it does the other person is perfectly valid for not wanting to engage further. therefore if you want the other person to continue to engage, you should try not to come off poorly. this isn’t some newfangled social phenomenon, it’s how basic human interaction has worked for millennia








  • I’m sure there are better solutions if we assume we can dismantle and rebuild all of society any way we want, along with the attitudes of those who inhabit it, but I think it’s worthwhile to consider how current systems could be improved

    I’m not talking about my personal vision of utopia, I’m talking about the bare minimum of a society that can begin to be considered just, even in a very hollow sense


  • I’ve always believed that everyone should be able to have, for free, a permanent private living space of at least 80sqft, a reasonably comfortable bed, access to a toilet and shower and associated toiletries, clothing suitable for the weather, water and food (even if only some flavorless nutritional paste), and access to medical care both as-needed and on a regular basis. if you have no ambition in life beyond sitting in that little room staring at the wall and eating soylent, then so be it, for a society to provide any less is immoral


  • true for smaller sample sizes, but for large normally-distributed sets, such as “all people,” the mean and median will be pretty much identical. when you take a larger sample, it’s more likely that an outlier on one end will be balanced out by a similar outlier on the other end. e.g. when you measure the height of 50 people, you might happen to end up with one person who’s 6’8" and have to account for that, but when you measure the height of 50,000 people, you’re more likely to also have someone who’s 4’4"