Skip to content
Small Things Considered

Small Things Considered

  • About
  • Con­tact
  • Sub­scribe
Small Things Considered
Small Things Considered
  • Into the Deep Blue

    Into the Deep Blue

    December 11, 2025November 18, 2025

    by Christoph — Just let the deep ul­tra­ma­rine blue of the fron­tispiece sink in at your leisure. Take your time. Surely, You will soon re­al­ize that it is not a pho­to­graph of the night sky with the milky way and myr­i­ads of stars, but a de­tail from an oil paint­ing...

    Read More Into the Deep BlueContinue

  • Koch's De­vel­op­ment of Early In­sta­Gram Pos­i­tive Pho­tog­ra­phy

    Koch's De­vel­op­ment of Early In­sta­Gram Pos­i­tive Pho­tog­ra­phy

    May 16, 2013December 23, 2025

    Pic­tures Con­sid­ered #4 by Daniel P. Haeusser — Robert Koch is one of the key fig­ures in early bac­te­ri­ol­ogy, help­ing de­velop cul­ture tech­niques (e.g. solid me­dia), crit­i­cal rea­son­ing (e.g. Koch's pos­tu­lates), and dis­ease eti­ol­ogy (e.g.cholera and tu­ber­cu­lo­sis). He also pub­lished the first pho­tomi­cro­graphs of bac­te­ria (Fig­ure 1A) in his 1877 pa­per­Ver­fahren zur Un­ter­suchung, zum Con­servieren und Pho­tographiren…

    Read More Koch's De­vel­op­ment of Early In­sta­Gram Pos­i­tive Pho­tog­ra­phyContinue

  • Feyn­man Said "Just Look At The Thing!"

    Feyn­man Said "Just Look At The Thing!"

    March 11, 2013December 24, 2025

    by Jan Spitzer — On Oc­to­ber 28, 2010, Elio posted this Tal­mu­dic Ques­tion: "Richard Feyn­man, the fa­mous physi­cist, said: It is very easy to an­swer many of these fun­da­men­tal bi­o­log­i­cal ques­tions; you just look at the thing! To take him up on it, imag­ine a mi­cro­scope that lets you ob­serve sin­gle mol­e­cules in a…

    Read More Feyn­man Said "Just Look At The Thing!"Continue

  • The Ten Minute Leeuwen­hoek Mi­cro­scope

    The Ten Minute Leeuwen­hoek Mi­cro­scope

    July 20, 2009January 8, 2026

    by Patrick Keel­ing — I was on leave from teach­ing for a cou­ple of years. The sum­mer be­fore re-start­ing my third year Pro­tis­tol­ogy course I be­gan to think about some things I wanted to change. One thing I wanted to do was to add a sec­tion on the his­tory of mi­cro­bi­ol­ogy to put things into per­spec­tive and...

    Read More The Ten Minute Leeuwen­hoek Mi­cro­scopeContinue

  • Home
  • About
  • Con­tact
  • Archive
  • Our Books
  • In Memo­riam
  • Sub­scribe

© 2026 Small Things Considered

  • About
  • Con­tact
  • Sub­scribe
Search