The Strange Blue Glow That Saved Lives
Back in 1862, soldiers fighting in the American Civil War noticed a strange blue glow on their wounds. It took a couple of High School students to figure out what it was.
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Sources:
http://www.sciencemuseum.org.uk/broughttolife/techniques/germtheory
http://www.civilwar.org/resources/technology-and-casualties-in.html?referrer=https://www.google.com/
http://www.civilwar.org/battlefields/shiloh.html
http://mentalfloss.com/article/30380/why-some-civil-war-soldiers-glowed-dark
http://sciencenetlinks.com/science-news/science-updates/glowing-wounds/
https://microbewiki.kenyon.edu/index.php/Photorhabdus_luminescens
Images:
https://en.wikipedia.org/wiki/Battle_of_Shiloh#/media/File:Thure_de_Thulstrup_-_Battle_of_Shiloh.jpg
https://microbewiki.kenyon.edu/index.php/File:Ahsan1_MMG.jpg
https://microbewiki.kenyon.edu/index.php/File:Ahsan2_MMG.jpg
https://commons.wikimedia.org/wiki/File:Wounded-in-hospital.png
https://commons.wikimedia.org/wiki/Category:Nematoda#/media/File:CSIRO_ScienceImage_2818_Group_of_Nematodes.jpg
