8 Matching Annotations
  1. Nov 2021
    1. And it's this process, the gravitational dance of 100,000 galaxies swirling together, 00:05:25 which drive the process of galaxies colliding, which drive massive star formation, which drive the process of creating the iron that courses through each one of our veins with every heartbeat.

      For a deeper explanation outside of the TED Talk format, it would be enlightening to unpack a bit of the science behind how astronomers come to these conclusions.

  2. Oct 2021
  3. May 2020
    1. indicating that delftibactin is most likely a siderophore that serves at least two purposes for this organism.

      What is the second purpose (regarding interactions with iron)?

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  4. Feb 2020
    1. A commodity, such as iron, corn, or a diamond, is therefore, so far as it is a material thing, a use value, something useful

      What commodities are thought to be useful for or not is irrelevant to Marx at this very early stage of his analysis, even from a moral point of view. Diamonds satisfy a need in some societies at specific times and places the same as corn or iron.

  5. Sep 2018
    1. As student numbers have increased, teaching has regressed for a variety of reasons to a greater focus on information transmission and less focus on questioning, exploration of ideas, presentation of alternative viewpoints, and the development of critical or original thinking. Yet these are the very skills needed by students in a knowledge-based society.

      Related to Vijay Kumar's iron triangle. You can't increase the number of students without sacrificing quality or increasing costs.

  6. Feb 2018
    1. Let the abysmal brute roar and the police and Mercenaries slay.

      "Abysmal brute" is a term of elitism, as is the expectation that they should die for the vision of the revolutionists. Is the relationship any different than he one between Jackson and the mill?

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  7. Feb 2017